You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4-[[4-chloro-6-[2-(hydroperoxymethyl)anilino]-1,3,5-triazin-2-yl]amino]-5-hydroxy-7-methyl-6-[(2-sulfophenyl)diazenyl]naphthalene-2-sulfonic acid;sulfur trioxide .
user
C27H22ClN7O12S3
assistant