2,4,6,7(1H,3H)-Pteridinetetrone, 5,8-dihydro-3-methyl-
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2,4,6,7(1H,3H)-Pteridinetetrone, 5,8-dihydro-3-methyl-
2,3,5,6,8,9-六氢-3-氧代-7H-哒嗪并[3,4-D]氮杂卓-7-羧酸乙酯