The present invention relates to compounds of formula I

##STR00001##

wherein A.sub.1, A.sub.2, A.sub.3, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, L, Ar and Q are each as defined herein. The compounds of the present invention are inhibitors of autotaxin (ATX) enzyme activity. The present invention also relates to processes for the preparation of these compounds, to pharmaceutical compositions comprising them, and to their use in the treatment of proliferative disorders, such as cancer, as well as other diseases or conditions (e.g. fibrosis) in which ATX activity is implicated.

Disclosed are a compound represented by Formula (1), or a pharmaceutically acceptable salt, hydrate, solvate, prodrug, tautomer, enantiomer, or pharmaceutically acceptable diastereomer thereof, a method of preparing the same, and a pharmaceutical composition, which have effects for treatment or prevention of metabolic syndromes, comprising the same: wherein R.sub.1 to R.sub.6, X.sub.1 to X.sub.4, and n are the same as defined in claim 1.

Disclosed are a compound represented by Formula (1), or a pharmaceutically acceptable salt, hydrate, solvate, prodrug, tautomer, enantiomer, or pharmaceutically acceptable diastereomer thereof, a method of preparing the same, and a pharmaceutical composition, which have effects for treatment or prevention of metabolic syndromes, comprising the same: wherein R.sub.1 to R.sub.6, X.sub.1 to X.sub.4, and n are the same as defined in claim 1.

Provided herein are therapeutic and/or prophylactic compounds for mitochondrial or oxidative stress diseases such as cancer, amyotrophic lateral sclerosis, Creutzfeldt-Jakob disease, Machado-Joseph disease, spinocerebellar ataxia, Huntington disease, Parkinson disease, Alzheimer disease, myocardial infarction, cerebral infarction, diseases related to aging, diabetes, alcoholic liver injury, chronic obstructive pulmonary disease, mitochondrial myopathy, encephalopathy, lactic acidosis, and stroke-like episodes (MELAS), and the like, wherein the compound is represented by formula (1), or reduced forms thereof, or pharmaceutically acceptable salts thereof. ##STR00001##

Provided herein are therapeutic and/or prophylactic compounds for mitochondrial or oxidative stress diseases such as cancer, amyotrophic lateral sclerosis, Creutzfeldt-Jakob disease, Machado-Joseph disease, spinocerebellar ataxia, Huntington disease, Parkinson disease, Alzheimer disease, myocardial infarction, cerebral infarction, diseases related to aging, diabetes, alcoholic liver injury, chronic obstructive pulmonary disease, mitochondrial myopathy, encephalopathy, lactic acidosis, and stroke-like episodes (MELAS), and the like, wherein the compound is represented by formula (1), or reduced forms thereof, or pharmaceutically acceptable salts thereof. ##STR00001##

The invention relates to 1,3-diaza-spiro-[3.4]-octane derivatives, their preparation and use in medicine, particularly in various neurological disorders, including but not limited to pain, neurodegenerative disorders, neuroinflammatory disorders, neuropsychiatric disorders, substance abuse/dependence.

The invention relates to 1,3-diaza-spiro-[3.4]-octane derivatives, their preparation and use in medicine, particularly in various neurological disorders, including but not limited to pain, neurodegenerative disorders, neuroinflammatory disorders, neuropsychiatric disorders, substance abuse/dependence.

The present invention relates to a method for treating dermal inflammation and dermal diseases by local or systemic delivery, in a subject in need of such treatment, which comprises administering a pharmaceutical composition comprising a therapeutically effective amount of at least one agonist of Formyl peptide receptor 2 (FPR2).

The present invention relates to a method for treating dermal inflammation and dermal diseases by local or systemic delivery, in a subject in need of such treatment, which comprises administering a pharmaceutical composition comprising a therapeutically effective amount of at least one agonist of Formyl peptide receptor 2 (FPR2).

Disclosed are processes and intermediates for the preparation of compound (X), which is currently being investigated for the treatment of prostate cancer. ##STR00001##