You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-[(4S)-4-[[6-(2,6-dichloro-3-ethyl-5-methoxyphenyl)quinazolin-2-yl]methyl]-2,2-dimethylpyrrolidin-1-yl]prop-2-en-1-one ?
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C27H29Cl2N3O2
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