2-((2-Methyl-1-oxoallyl)oxy)-1-(((2-methyl-1oxoallyl)oxy)methyl)ethyl 2,9-diaza-16-methyl-12-(((2-methyl-1-oxoallyl)oxy)methyl)-11,14-dioxa-10,15-dioxoheptadec-16-enoate