Not Less Than - 95%
3,4-Dihydroquinolin-2(1H)-one, 7-(4-(4-(4-(2,3-dichlorophenyl)piperazin-1-yl)butoxy)butoxy)-;7-(4-{4-[4-(2,3-Dichlorophenyl)piperazin-1-yl]butoxy}butoxy)-3,4-dihydroquinolin-2(1H)-one