126473-97-0
→
~20%
65210-60-8
7,8-dihydro-5H-pyrano[4,3-b]pyridine
+
126474-06-4
3,4-dihydro-1H-pyrano[4,3-c]pyridine
6705-31-3
2-吡嗪-2-基乙醇