(E)-6-硝基-3-[2-(吡啶-2-基)乙烯基]-1-(四氢-2H-吡喃-2-基)-1H-吲唑

2-(2-吡啶基)乙磺酸

1-oxido-2-(oxiran-2-yl)pyridin-1-ium

2-morpholin-4-yl-1-pyridin-2-ylethanol

diethyl 3,4-dihydropyrido[3,2-c]pyridazine-1,2-dicarboxylate