(R)-2-((3,4-Dimethoxyphenyl)methyl)-4-(diphenylmethyl)-1,2-dimethylpiperazin (R)-4-(Diphenylmethyl)-1,2-dimethyl-2-veratrylpiperazine (R)-4-Benzhydry-1,2-dimethyl-2-veratrylpiperazin 59752-23-7 Benderizine Benderizine [INN] Benderizino Benderizinum