Patent ID: 8076348

Claim:
An acylguanidine derivative represented by the following general formula (I) or a pharmaceutically acceptable salt thereof symbols in the formula represent the following meanings R 1 and R 2 : the same or different from each other, and each represents lower alkyl which may be substituted, lower alkenyl, halogen, —CN, —NO 2 , —OR 0 , —O-halogeno-lower alkyl, —OC(O)R 0 , —NR 0 R 0a , —NR 0 —C(O)R 0a , —NR 0 —S(O) 2 R 0a , —SH, —S(O) p -lower alkyl, —S(O) 2 —NR 0 R 0a , —C(O)R 0 , —CO 2 R 0 , —C(O)NR 0 R 0a , cycloalkyl, aryl or a hetero ring group, wherein the aryl and a hetero ring group in R 1 and R 2 may respectively be substituted, R 0 and R 0a : the same or different from each other, and each represents —H or lower alkyl, m, n and p: the same or different from one another and each is 0, 1 or 2, X: —N(R 5 )—, Y: a single bond, R 5 : —H, lower alkyl which may be substituted, —C(O)R 0 , —CO 2 R 0 , —C(O)NR 0 R 0a , —S(O) p -lower alkyl, —S(O) p -aryl, cycloalkyl, a hetero ring group, lower alkylene-cycloalkyl, lower alkylene-aryl, lower alkylene-hetero ring group, —C(O)-aryl or —C(O)-hetero ring group, wherein the aryl and a hetero ring group in R 5 may be respectively substituted, and ring A: benzene ring.