Novel compounds having a D3 receptor antagonistic effect are provided. The compound represented by Formula (IA)′: ##STR00001##
wherein A is S or O; R.sup.1a is substituted or unsubstituted alkyloxy or the like, R.sup.2a to R.sup.2d are each independently hydrogen atoms or the like, ring B is a 4- to 8-membered non-aromatic carbocycle or the like, R.sup.3 is each independently halogen or the like, r is an integer of 0 to 4, R.sup.4 is substituted or unsubstituted aromatic heterocyclyl or the like,
or a pharmaceutically acceptable salt thereof.

Novel compounds having a D3 receptor antagonistic effect are provided. The compound represented by Formula (IA)′: ##STR00001##
wherein A is S or O; R.sup.1a is substituted or unsubstituted alkyloxy or the like, R.sup.2a to R.sup.2d are each independently hydrogen atoms or the like, ring B is a 4- to 8-membered non-aromatic carbocycle or the like, R.sup.3 is each independently halogen or the like, r is an integer of 0 to 4, R.sup.4 is substituted or unsubstituted aromatic heterocyclyl or the like,
or a pharmaceutically acceptable salt thereof.

The present invention relates to pharmaceutical agents useful for therapy and/or prophylaxis in a mammal, pharmaceutical composition comprising such compounds, and their use as menin/MLL protein/protein interaction inhibitors, useful for treating diseases such as cancer, myelodysplastic syndrome (MDS) and diabetes.

The present invention relates to pharmaceutical agents useful for therapy and/or prophylaxis in a mammal, pharmaceutical composition comprising such compounds, and their use as menin/MLL protein/protein interaction inhibitors, useful for treating diseases such as cancer, myelodysplastic syndrome (MDS) and diabetes.

Compounds and methods of modulating 15-PGDH activity, modulating tissue prostaglandin levels, treating disease, diseases disorders, or conditions in which it is desired to modulate 15-PGDH activity and/or prostaglandin levels include 15-PGDH inhibitors described herein.

Compounds and methods of modulating 15-PGDH activity, modulating tissue prostaglandin levels, treating disease, diseases disorders, or conditions in which it is desired to modulate 15-PGDH activity and/or prostaglandin levels include 15-PGDH inhibitors described herein.

The present invention relates to compounds of formula (I), wherein R.sup.1 to R.sup.3, m and n are as described herein, and their pharmaceutically acceptable salt, enantiomer or diastereomer thereof, and compositions including the compounds and methods of using the compounds.

##STR00001##

The present invention relates to compounds of formula (I), wherein R.sup.1 to R.sup.3, m and n are as described herein, and their pharmaceutically acceptable salt, enantiomer or diastereomer thereof, and compositions including the compounds and methods of using the compounds.

##STR00001##

The present invention relates to heteroaromatic derivatives for use as a regulator, a preparation method therefor and a use thereof. In particular, disclosed are compounds represented by general formula (I), preparation methods therefor, pharmaceutical compositions comprising said compounds, and a use thereof as Janus kinase inhibitors in treating inflammatory diseases and tumor-related diseases.

##STR00001##

The present invention relates to heteroaromatic derivatives for use as a regulator, a preparation method therefor and a use thereof. In particular, disclosed are compounds represented by general formula (I), preparation methods therefor, pharmaceutical compositions comprising said compounds, and a use thereof as Janus kinase inhibitors in treating inflammatory diseases and tumor-related diseases.

##STR00001##