| 英文同义词: | 1-METHYL-2,4-DIOXO-7-PHENYL-1,2,3,4-TETRAHYDROPYRIDO[2,3-D]PYRIMIDINE-5-CARBOXYLIC ACID;Pyrido[2,3-d]pyrimidine-5-carboxylic acid, 1,2,3,4-tetrahydro-1-methyl-2,4-dioxo-7-phenyl-;1-Methyl-2,4-dioxo-7-phenyl-1H,2H,3H,4H-pyrido[2,3-d]pyrimidine-5-carboxylic Acid |