2-Amino-4-(3,4-dimethoxy-phenyl)-thiophene-3-carboxylic acid ethyl ester 의 분자 구조, CAS 번호: 15854-12-3
2-Amino-4-(3,4-dimethoxy-phenyl)-thiophene-3-carboxylic acid ethyl ester 의 분자 구조, CAS 번호: 15854-12-32-Amino-4-(3,4-dimethoxy-phenyl)-thiophene-3-carboxylic acid ethyl ester 의 분자 구조, CAS 번호: 15854-12-3