5-硝基-吡咯[3,4-C]吡啶 S74687-100mg,5-Nitro-1H-pyrazolo[3,4-b]pyridine;【名称】5-硝基-吡咯[3,4-C]吡啶;【规格】95%;【分子式】C6H4N4O2 ...