2510-23-8
3-乙炔基吡啶
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49836-11-5
3-ethynyl-1-oxidopyridin-1-ium
500355-52-2
N-cyclopropyl-1-[3-[2-(1-oxidopyridin-1-ium-3-yl)ethynyl]phenyl]-4-oxo-1,8-naphthyridine-3-carboxamide