1,1',3,3'-tetraMethylspiro<2,3-dihydrobenziMidazole-2,2'-<2,3>dihydro<1H&

2026-03-27 10:24:45

99643-43-3

1,1',3,3'-tetraMethylspiro<2,3-dihydrobenziMidazole-2,2'-

CAS: 99643-43-3

化学式: C21H22N4

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