英文别名
                        4(4-amino-2-methyl-5-pyrimidyl)methyl-5,6-dihydro-5-oxo-6-phenyl-4H-1,3,4-thiadiazine;4-(4-Amino-2-methyl-5-pyrimidinyl)methyl-5,6-dihydro-5-oxo-6-phenyl-4H-1,3,4-thiadiazine;4-[(4-amino-2-methylpyrimidin-5-yl)methyl]-6-phenyl-1,3,4-thiadiazin-5-one