You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[(2,5-dimethylphenyl)carbamoyl]-2-[(5-methyl-1,3,4-oxadiazol-2-yl)sulfanyl]acetamide into molecular formula.
user
C14H16N4O3S
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