Synonyms: Benzamide,4-[(R)-[(2S,5R)-2,5-dimethyl-4-(2-propenyl)-1-piperazinyl](3-methoxyphenyl)methyl]-N,N-diethyl-(9CI); Benzamide,4-[[2,5-dimethyl-4-(2-propenyl)-1-piperazinyl](3-methoxyphenyl)methyl]-N,N-diethyl-,[2S-[1(S*),2a,5b]]-; NIH 10815; SNC 80