tert-butyl 4-(4-methoxy-3-butenyl)benzoate

methyl 3-[4-(tert-butoxycarbonyl)phenyl]propanoate

4-[3-(2,4-Diamino-6-oxo-1,6-dihydro-pyrimidin-5-yl)-4,4-dimethoxy-butyl]-benzoic acid tert-butyl ester

4-(4-氧代丁基)苯甲酸甲酯

对溴苯甲酸甲酯