2-bromo-1-phenylethanone phenylsulfonylhydrazone

1-(2-Amino-2-phenylethyl)-1,2,3,6-tetrahydropyridin

N-(2-吡啶基)甲酰胺

苯乙酮二乙酮

2-(2-chloropyridin-1-ium-1-yl)-1-phenylethanone,bromide