You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-(2-chlorophenyl)-1-(7-methoxyspiro[2,3,3a,5-tetrahydro-1H-pyrrolo[1,2-a]quinoxaline-4,4'-piperidine]-1'-yl)ethanone .
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C24H28ClN3O2
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