3-but-3-enyl-1-methyl-3-prop-2-enylpiperidin-2-one

6-(4-methoxyphenyl)-1-methyl-3,4-dihydro-2H-pyridine

1-methyl-2-(2-methylphenyl)piperidine

1'-methylspiro[3H-chromene-2,4'-piperidine]-4-one

4-phenylpiperazine-1-carbaldehyde