You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(3-imidazolidin-1-ylpropyl)-2-[[4-(4-methoxycyclohexyl)-8-methyl-2-oxo-3,4,4a,5,6,7,8,8a-octahydrochromen-7-yl]oxy]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H43N3O5
assistant