You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[4-[(3S)-3-[[(2S)-6-[2-[2-[2-[2-[2-[2-[2-[2-[3-(2,5-dioxopyrrol-1-yl)propanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]-4-oxo-2-propan-2-ylhexanoyl]amino]-2-oxobutyl]phenyl]methyl (6S,6aS,8E)-3-[5-[[(6S,6aS,8E)-5-[[4-[(3S)-3-[[(2S)-6-[2-[2-[2-[2-[2-[2-[2-[2-[3-(2,5-dioxopyrrol-1-yl)propanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]-4-oxo-2-propan-2-ylhexanoyl]amino]-2-oxobutyl]phenyl]methoxycarbonyl]-8-ethylidene-6-hydroxy-2-methoxy-11-oxo-6,6a,7,9-tetrahydropyrrolo[2,1-c][1,4]benzodiazepin-3-yl]oxy]pentoxy]-8-ethylidene-6-hydroxy-2-methoxy-11-oxo-6,6a,7,9-tetrahydropyrrolo[2,1-c][1,4]benzodiazepine-5-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C123H174N10O40
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