You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(4-chlorophenyl)-2-[[2-[(4-propan-2-yl-1,2,4-triazol-3-yl)sulfanyl]acetyl]amino]acetic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H17ClN4O3S
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