1-[2-(3,4-dimethoxyphenyl)ethyl]-5-ethylpiperidin-2-one

1-[2-(3,4-dimethoxyphenyl)ethyl]-3-ethyl-2,3-dihydropyridin-6-one

methyl (2Z)-2-(6,7-dimethoxy-3,4-dihydro-2H-isoquinolin-1-ylidene)acetate

phenyl N-[2-(3,4-dimethoxyphenyl)ethyl]carbamate

N-[2-(3,4-dimethoxyphenyl)ethyl]-3-[[3-[2-(3,4-dimethoxyphenyl)ethylamino]-3-oxopropyl]disulfanyl]propanamide