You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-[1-[2-[1-(methylsulfanylmethyl)cyclopropyl]acetyl]pyrrolidin-2-yl]-2H-triazole-4-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C14H20N4O3S
assistant