methyl 3-[1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-2,4-dioxopyrimidin-5-yl]prop-2-enoate

8-nitrochromen-2-one

methyl 2-ethyl-4-phenylbutylate

2-甲基-5-苯基戊酸甲酯

methyl 3-[dimethyl(phenyl)silyl]propanoate