(1R,4S)-rel-4-(乙酰氨基)-2-环戊烯-1-羧酸甲酯

7H-苯并[c]氧杂蒽-7-酮

5-亚甲基螺[2.4]庚烷

4-Methylen-exo-tricyclo[5.2.1.02,6]dec-8-en

4,10-Dimethylen-exo,exo-tetracyclo[5.5.1.02,6.08,12]tridecan