4-{3-[1,3]dioxolan-2-yl-3-[(4-methoxybenzyl)sulfanyl]propyl}benzoic acid methyl ester

4-({3-[(2,4-diamino-6-oxo-1,6-dihydropyrimidin-5-yl)sulfanyl]-3-[1,3]dioxolan-2-yl}propyl)benzoic acid methyl ester

4-(3-hydroxy-4,4-dimethoxybut-1-ynyl)benzoic acid methyl ester

4-(3-hydroxy-4,4-dimethoxybutyl)benzoic acid methyl ester

4-(3-[1,3]dioxolan-2-yl-3-mercaptopropyl)benzoic acid methyl ester