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 5-[5-(3,5-dichloro-4-fluorophenyl)-5-(trifluoromethyl)-4H-1,2-oxazol-3-yl]-N-(thietan-3-yl)-4,6-dihydrothieno[2,3-c]pyrrole-2-carboxamide is given. What is its corresponding molecular formula?
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C20H15Cl2F4N3O2S2
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