butyl 4-amino-2-hydroxybenzoate

5-氧代-2-氮杂双环[2.2.2]辛烷-2-羧酸叔丁酯

5-[(3,4-dichlorophenyl)methyl]-2-azabicyclo[2.2.2]octane

phenyl 2-hydroxy-4-nitrobenzoate

2-甲氧基-4-硝基苯甲酰胺