Using Cc1ccc(S(=O)(=O)n2ccc3c(-c4cccnc4)ncnc32)cc1, II to produce Cc1ccc(S(=O)(=O)n2c(I)cc3c(-c4cccnc4)ncnc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.