active charcoal 、 S(-)-1,2-(2-propylidene)-3-(4-phenyl-piperazin-1-yl)-propane-1,2-diol 、 S(-)-1,2-cyclopentylidene)-3-(4-phenyl-piperazin-1-yl)-propane-1,2-diol 、
(-) 3-(4-phenyl-piperazin-1-yl)-propanediol 、
(-) 3-(4-phenyl-piperazin-1-yl)-propanediol hydrochloride 、 S(-)-1,2-cyclohexylidene-3-(4-phenyl-piperazin-1-yl)propane-1,2-diol 生成
羟丙哌嗪