You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-butoxy-N-[[5-[2-(2,3-dihydroindol-1-yl)-2-oxoethyl]sulfanyl-4-(3-methylphenyl)-1,2,4-triazol-3-yl]methyl]benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H33N5O3S
assistant