You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N'-(2-aminophenyl)-N-[[3-[3-[(2S,4R,6S)-4-[4-(hydroxymethyl)phenyl]-6-[[(2S)-2-(pyrrolidin-1-ylmethyl)pyrrolidin-1-yl]methyl]-1,3-dioxan-2-yl]phenyl]phenyl]methyl]octanediamide by IUPAC nomenclature, provide its molecular formula.
user
C48H61N5O5
assistant