Disclosed herein are secondary amine compounds that inhibit tRNA synthetase. The compounds of the invention are useful in inhibiting tRNA synthetase in Gram-negative bacteria and are useful in killing Gram-negative bacteria. The secondary amine compounds of the invention are also useful in the treatment of tuberculosis.

An object of the present invention is to provide a compound having a PDGF receptor kinase inhibitory activity.

Examples of the present invention may include, for example, a compound represented by the following formula [I] or a pharmaceutically acceptable salt thereof, or a solvate thereof.

##STR00001##

The compound of the present invention has an inhibitory activity against the PDGF receptor kinase. In addition, since the compound of the present invention has an inhibitory activity against the PDGF receptor kinase, it is useful as a therapeutic agent for respiratory diseases, cancers, smooth muscle proliferative diseases, vasoproliferative diseases, autoimmune/inflammatory diseases, metabolic diseases, vasoocclusive diseases, and the like.

An object of the present invention is to provide a compound having a PDGF receptor kinase inhibitory activity.

Examples of the present invention may include, for example, a compound represented by the following formula [I] or a pharmaceutically acceptable salt thereof, or a solvate thereof.

##STR00001##

The compound of the present invention has an inhibitory activity against the PDGF receptor kinase. In addition, since the compound of the present invention has an inhibitory activity against the PDGF receptor kinase, it is useful as a therapeutic agent for respiratory diseases, cancers, smooth muscle proliferative diseases, vasoproliferative diseases, autoimmune/inflammatory diseases, metabolic diseases, vasoocclusive diseases, and the like.

Disclosed are compounds of Formulas (I), (II), (III), (IV), and (V):

##STR00001##

and/or a salt thereof, wherein R.sub.1 is —OH or —OP(O)(OH).sub.2, and X.sub.1, X.sub.2, X.sub.3, R.sub.2, R.sub.2a, R.sub.a, R.sub.b, and R.sub.c are defined herein. Also disclosed are methods of using such compounds as selective agonists for G protein-coupled receptor S1P.sub.1, and pharmaceutical compositions comprising such compounds. These compounds are useful in treating, preventing, or slowing the progression of diseases or disorders in a variety of therapeutic areas, such as autoimmune diseases and vascular disease.

Disclosed are compounds of Formulas (I), (II), (III), (IV), and (V):

##STR00001##

and/or a salt thereof, wherein R.sub.1 is —OH or —OP(O)(OH).sub.2, and X.sub.1, X.sub.2, X.sub.3, R.sub.2, R.sub.2a, R.sub.a, R.sub.b, and R.sub.c are defined herein. Also disclosed are methods of using such compounds as selective agonists for G protein-coupled receptor S1P.sub.1, and pharmaceutical compositions comprising such compounds. These compounds are useful in treating, preventing, or slowing the progression of diseases or disorders in a variety of therapeutic areas, such as autoimmune diseases and vascular disease.

Disclosed herein are compounds having a structure of formula (I), compositions and methods useful for the treatment of a disease or infection, such as a viral infection (e.g., Ebola), cancer and obesity: ##STR00001##
wherein A is N or CR.sup.8; Z is ##STR00002## E is selected from optionally substituted alkyl, cycloalkyl, arylalkyl, cycloalkylalkyl, amino, alkoxy, cycloalkyloxy, and cycloalkylamino; R.sup.1 is selected from optionally substituted aryl and heteroaryl, R.sup.2 and R.sup.3 are independently selected from H, deutero, optionally substituted alkyl, haloalkyl, or R.sup.2 and R.sup.3, together with the carbon to which they are bound, combine to form a carbonyl; and R.sup.8 is selected from H, deutero, halo, hydroxyl, cyano, amino, alkyl, alkoxy, carboxy, alkoxycarbonyl, and aminocarbonyl,
provided that E is not ##STR00003##

Disclosed herein are compounds having a structure of formula (I), compositions and methods useful for the treatment of a disease or infection, such as a viral infection (e.g., Ebola), cancer and obesity: ##STR00001##
wherein A is N or CR.sup.8; Z is ##STR00002## E is selected from optionally substituted alkyl, cycloalkyl, arylalkyl, cycloalkylalkyl, amino, alkoxy, cycloalkyloxy, and cycloalkylamino; R.sup.1 is selected from optionally substituted aryl and heteroaryl, R.sup.2 and R.sup.3 are independently selected from H, deutero, optionally substituted alkyl, haloalkyl, or R.sup.2 and R.sup.3, together with the carbon to which they are bound, combine to form a carbonyl; and R.sup.8 is selected from H, deutero, halo, hydroxyl, cyano, amino, alkyl, alkoxy, carboxy, alkoxycarbonyl, and aminocarbonyl,
provided that E is not ##STR00003##

The present invention provides novel heterocyclic compounds as anticancer agents, especially as estrogen receptor (ER) antagonists/degraders and process for their preparation.

The present invention provides novel heterocyclic compounds as anticancer agents, especially as estrogen receptor (ER) antagonists/degraders and process for their preparation.

The present invention relates to compounds that have zinc and/or iron ionophore activity and their use in treating diseases that are modulated by reducing zinc and/or iron. In particular embodiments, the compounds are compounds of formula (I): ##STR00001##