3-Ethyl-4-oxo-3,4-dihydro-phthalazine-1-carboxylic acid amide 의 분자 구조, CAS 번호: 16015-57-9
3-Ethyl-4-oxo-3,4-dihydro-phthalazine-1-carboxylic acid amide 의 분자 구조, CAS 번호: 16015-57-93-Ethyl-4-oxo-3,4-dihydro-phthalazine-1-carboxylic acid amide 의 분자 구조, CAS 번호: 16015-57-9