trisodium;8-butanoyloxypyrene-1,3,6-trisulfonate

2,2-dimethyl-1-(pyridin-4-ylmethyl)piperazine

(5-methoxypyridin-2-yl)hydrazine

methyl 2,6-dinitrobenzoate

tert-butyl 2-[(propan-2-ylamino)methyl]piperidine-1-carboxylate