You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named (2S)-2-[(3-amino-3-cyclohexylpropanoyl)amino]-N-[(2S)-3-amino-1-oxo-1-[[(3S,6S,9S,12S,15R,18S,21S)-6,9,18-tris(2-aminoethyl)-15-benzyl-3-(1-hydroxyethyl)-12-(2-methylpropyl)-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptazacyclotricos-21-yl]amino]propan-2-yl]-3-hydroxybutanamide is given. What is its corresponding molecular formula?
user
C51H87N15O12
assistant