2,4,9-triphenyl-5,6-dihydrobenzo[h]quinoline

1-(dimethoxymethyl)-4-nitrobenzene

3-(4-bromophenyl)-1,3-bis(piperidin-1-ylmethyl)indol-2-one

1-(2-bromobutylidene)piperidin-1-ium,bromide

1-(4-piperidin-1-ylbutan-2-yl)piperidine