You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named [(1S)-1-(bromomethyl)-3-[6-[4-[[(2S)-5-(carbamoylamino)-2-[[(2S)-2-[2-[3-[2-[2-[2-[2-[3-(2,5-dioxopyrrol-1-yl)propanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]ethylamino]-3-methylbutanoyl]amino]pentanoyl]amino]benzoyl]-7,8-dihydro-3H-pyrrolo[3,2-e]indole-2-carbonyl]-1,2,6,7-tetrahydrobenzo[e]indol-5-yl] 4-methylpiperazine-1-carboxylate is given. What is its corresponding molecular formula?
user
C68H88BrN13O15
assistant