You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S,4R)-N-[(1S)-1-[4-(2-chloro-4-fluorophenyl)phenyl]ethyl]-1-[(2S)-2-[3-[3-[2-[[4-(3,8-diazabicyclo[3.2.1]octan-3-yl)-7-(8-ethynyl-7-fluoro-3-hydroxynaphthalen-1-yl)-8-fluoropyrido[4,3-d]pyrimidin-2-yl]oxymethyl]pyrrolidin-1-yl]propoxy]propanoylamino]-3,3-dimethylbutanoyl]-4-hydroxypyrrolidine-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C61H67ClF3N9O7
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