2H-1-Benzopyran-2-one, 7-(3-(4-((4-chlorophenyl)methyl)-1-piperazinyl)propoxy)-3,4-dimethyl-, dihydrochloride 3,4-Dimethyl-7-(4-(p-chlorobenzyl)piperazin-1-yl)propoxycoumarin dihydrochloride 39577-20-3 7-(3-(4-((4-Chlorophenyl)methyl)-1-piperazinyl)propoxy)-3,4-dimethyl-2H-1-benzopyran-2-one dihydrochloride BM 15,100 NSC 298894 Picumast Picumast dihydrochloride