You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 5-methyl-N-[1-[2-[1-[(5-methyl-1,2-oxazol-3-yl)amino]-1-oxopropan-2-yl]sulfanylacetyl]piperidin-4-yl]furan-2-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C20H26N4O5S
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