14735-70-7
4-氧代-3-AZA-三环[4.2.1.0(2.5)]壬烷-7-烯
→
92511-32-5
3-外双环氨基[2.2.1]-5-嗯-2-外羧基酸
121-46-0
2,5-降冰片二烯