1,13-bis(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-yl)tridecane-1,13-dione

18-methoxy-18-oxooctadecanoic acid

十八烷二酸二甲酯

methyl 18-amino-18-oxooctadecanoate

methyl 17-aminoheptadecanoate