You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2S)-2-[[(2S)-2-[[(2S)-2-benzamido-3-phenylpropanoyl]amino]-3-methylbutanoyl]amino]-5-(diaminomethylideneamino)pentanoic acid;4-nitroaniline into its molecular formula.
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C33H42N8O7
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