4-[(E)-2-(3-bromophenyl)ethenyl]-1-methyl-3,6-dihydro-2H-pyridine

3-(4-吡啶)吗啉

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

1-methyl-3,5-bis(pyridin-4-ylmethylidene)piperidin-4-one

5,6-二甲氧基-2-(4-吡啶甲基)-1-茚酮/多萘哌齐杂质B