You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-(2-methylpiperidin-1-yl)sulfonyl-N-[5-(1,2-oxazol-5-yl)-1,3,4-oxadiazol-2-yl]benzamide into its molecular formula.
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C18H19N5O5S
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