2,4,6-CYCLOHEPTATRIEN-1-ONE, 2-((2-(DIMETHYLAMINO)ETHYL)AMINO)- 2-((2-(Dimethylamino)ethyl)amino)-2,4,6-cycloheptatrien-1-one 2-(beta-Dimethylaminoethylamino)tropone 2745-06-4 BRN 2721715