You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-(1,2,3,3a,4,6,7,7a-octahydropyrrolo[3,2-c]pyridin-5-yl)-N-[(5-chlorothiophen-2-yl)methyl]-N-methylacetamide;hydrochloride into its molecular formula.
user
C15H23Cl2N3OS
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