196597-77-0
4,5-二溴-1,2,6,7-四氢-8H-茚并[5,4-b]呋喃-8-酮
→
1092507-06-6
2,6,7,8-tetrahydro-1H-indeno[5,4-b]furan
+
1092507-07-7
2,6,7,8-tetrahydro-1H-cyclopenta[e]benzofuran-8-ol