You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[[4-[(3-chlorophenyl)methyl]-1,2,4-triazol-3-yl]methyl]-4-methyl-N-(4-phenylbutyl)benzenesulfonamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H29ClN4O2S
assistant