You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-carbamimidoyl-2-[5-[2-(1,2-dicarboxyethylamino)-2-oxoethyl]-2-hydroxy-3-[2-hydroxy-5-(sulfinatoamino)phenyl]phenyl]-1H-benzimidazole is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H23N6O9S-
assistant