Using COc1cccc(CN(CC(=O)OC(C)(C)C)S(=O)(=O)c2ccc3c(Cl)cnc(NC(=N)N)c3c2)c1 to produce COc1cccc(CN(CC(=O)O)S(=O)(=O)c2ccc3c(Cl)cnc(NC(=N)N)c3c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.