英文别名2-methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(1H)-one; 2-Methyl-5,6,7,8-tetrahydro-1H-pyrido[4,3-d]pyrimidin-4-one; Pyrido[4,3-d]pyrimidin-4(3H)-one, 5,6,7,8-tetrahydro-2-methyl-; 2-methyl-5,6,7,8-tetrahydro-3H-pyrido[4,3-d]pyrimidin-4-one; 2-methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-ol 
