1-(3,4-dimethoxy-benzyl)-6,7-dimethoxy-4H-isoquinolin-3-one

N,N-dibenzoyl-N-2-(3,4-dimethoxyphenyl)ethylamine

[2-(3,4-dimethoxyphenyl)-ethyl](ethyl)amine

N-(3,4-dimethoxy-phenylethyl)-N-benzyl amine