| abstract |
PROBLEM TO BE SOLVED: To provide a compound as a muscarinic receptor 4 (M4) antagonist for treating a neurological disease. The following formula (I): Low molecular weight compounds or stereoisomers thereof, tautomers, solvates, esters or pharmaceutically acceptable salts (in the formula, A, B, C, L 1 , L 2 , R 1 , R 2 , R 3 , R 4 , R 5 , w, x, y and z are as defined herein) are provided herein. Also disclosed are methods for treating diseases / disorders by antagonizing the muscarinic receptor, specifically by antagonizing the muscarinic receptor 4 (M4). [Selection diagram] None |