Nicotinaldehyde oxime3-吡啶醛肟3-PyridinealdoximePyridine-3-carboxaldoxime吡啶-3-甲醛肟Pyridine-3-aldoximenicotinaldehyde oximepyridine-3-carbaldehyde oxime3-pyridine aldoximepyridine-3-carbaldehyde oximeNicotinaldoxime3-pyridinecarboxaldehyde oxime3-formylpyridine oxime