3-[(1-oxoallyl)oxy]-2,2-bis[[(1-oxoallyl)oxy]methyl]propyl 10,16-dioxo-13,13-bis[[(1-oxoallyl)oxy]methyl]-11,15-dioxa-2,9-diazaoctadec-17-enoate

10,16-Dioxo-13,13-bis[[(1-oxo-2-propenyl)oxy]methyl]-11,15-dioxa-2,9-diaza-17-octadecenoic acid 3-[(1-oxo-2-propenyl)oxy]-2,2-bis[[(1-oxo-2-propenyl)oxy]methyl]propyl ester