You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (6aR,9R)-5-bromo-N-[(1S,2S,4R,7S)-2-hydroxy-7-(2-methylpropyl)-5,8-dioxo-4-propan-2-yl-3-oxa-6,9-diazatricyclo[7.3.0.02,6]dodecan-4-yl]-7-methyl-6,6a,8,9-tetrahydro-4H-indolo[4,3-fg]quinoline-9-carboxamide;N-[(2S,3S)-1-benzyl-2-methylpyrrolidin-3-yl]-5-chloro-2-methoxy-4-(methylamino)benzamide is given. What is its corresponding molecular formula?
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C53H66BrClN8O7
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