1,2-dibenzoyl-1,2-diphenylhydrazine

2-pyridin-1-ium-1-ylethyl 3-pyridin-1-ium-1-ylpropanoate,dibromide

(2-oxo-3-phenylchromen-7-yl) hydrogen sulfate,pyridine

1-Benzyl-2-propylpiperidine

2-pyridin-1-ium-1-yl-1-pyridin-2-ylethanone,bromide