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system
Name the molecular formula for the molecule established as (2S)-N-[(2S)-1-amino-5-(diaminomethylideneamino)-1-oxopentan-2-yl]-2-[[(2S)-3-[4-(diaminomethylideneamino)phenyl]-2-[[(2S)-3-(4-fluorophenyl)-2-(3-phenylpropanoylamino)propanoyl]amino]propanoyl]amino]-4-methylpentanamide using the IUPAC nomenclature.
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C40H54FN11O5
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