821788-88-9 | 4(1H)-Quinazolinone, 2-[2-[5-chloro-2-(methylthio)-4-pyrimidinyl]-2-oxoethylidene]-2,3-dihydro - | C15H11ClN4O2S |
821788-89-0 | 4(1H)-Quinazolinone, 6-bromo-2-[2-[5-chloro-2-(methylthio)-4-pyrimidinyl]-2-oxoethylidene]-2, 3-dihydro- | C15H10BrClN4O2S |
821788-90-3 | 4(1H)-Quinazolinone, 2-[2-[5-chloro-2-(methylthio)-4-pyrimidinyl]-2-oxoethylidene]-2,3-dihydro -6-iodo- | C15H10ClIN4O2S |