You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (4S)-4-[[(2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[(2-aminoacetyl)amino]-4-methylpentanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-3-carboxypropanoyl]amino]acetyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]-5-[[(2S)-1-[[(1S)-1-carboxy-2-hydroxyethyl]amino]-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid by IUPAC nomenclature, provide its molecular formula.
user
C43H64N14O16
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