3-[[(3R)-1-[2-(3,4-dimethoxyphenyl)ethyl]piperidin-3-yl]methyl]-7,8-dimethoxy-2,5-dihydro-1H-3-benzazepin-4-one 3-[[(3R)-1-[2-(3,4-dimethoxyphenyl)ethyl]-3-piperidyl]methyl]-7,8-dimethoxy-2,5-dihydro-1H-3-benzazepin-4-one 3-[[(3R)-1-[2-(3,4-dimethoxyphenyl)ethyl]-3-piperidinyl]methyl]-7,8-dimethoxy-2,5-dihydro-1H-3-benzazepin-4-one