Acetic acid (1S,2R)-1-benzyl-2-methyl-3-(dimethylamino)-1-phenylpropyl ester

Acetic acid (S)-α-[(R)-2-(dimethylamino)-1-methylethyl]-α-phenylphenethyl ester

[S-(R*,S*)]-alpha-[2-(dimethylamino)-1-methylethyl]-alpha-phenylphenethyl acetate