You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(2S)-6-amino-1-[2-[[(2S)-6-amino-1-[2-[[(2S)-6-amino-1-[2-[[(2S)-1,6-diamino-1-oxohexan-2-yl]-(3-phenylpropanoyl)amino]ethylamino]-1-oxohexan-2-yl]-(3-phenylpropanoyl)amino]ethylamino]-1-oxohexan-2-yl]-(3-phenylpropanoyl)amino]ethylamino]-1-oxohexan-2-yl]hexadecanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C73H120N12O8
assistant