1-(3,4-Dimethylphenyl)-2-oxopyrrolidine-4-carboxylic acid 의 분자 구조, CAS 번호: 63674-65-7
1-(3,4-Dimethylphenyl)-2-oxopyrrolidine-4-carboxylic acid 의 분자 구조, CAS 번호: 63674-65-71-(3,4-Dimethylphenyl)-2-oxopyrrolidine-4-carboxylic acid 의 분자 구조, CAS 번호: 63674-65-7