2-(3-Ethoxyethyl-4-oxo-2-thiazolidinylidene)acetic acid ethyl ester 74007-92-4 Acetic acid, 2-(3-ethoxyethyl-4-oxo-2-thiazolidinylidene)-, ethyl ester delta(sup 2,alpha)-Thiazolidineacetic acid, 3-ethoxyethyl-4-oxo-, ethyl ester