2-(Cyclopentylimino)-4-oxo-3-(p-tolyl)-5-thiazolidineacetic acid 39964-47-1 5-Thiazolidineacetic acid, 2-(cyclopentylimino)-3-(4-methylphenyl)-4-oxo- (9CI) 5-Thiazolidineacetic acid, 2-(cyclopentylimino)-4-oxo-3-(p-tolyl)- BRN 0570358