cyclopentanone-tert-butyl imine

丙二酸二苯酯

4-氨基-1,5,6,7-四氢-2H-环戊并[b]吡啶-2-酮

3-Carbethoxy-1-pyrindan-2,4-dion

2-氨基-1-环戊烯甲酸乙酯