98141-42-5
4,6-二氯-1-甲基-1H-吡唑并[3,4-d]嘧啶
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74-89-5
甲胺
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5326-77-2
6-chloro-N,1-dimethyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine
5401-15-0
1-甲基-1H-吡唑并[3,4-d]嘧啶-4,6(5H,7H)-二酮