Using CC(C)(C)OC(=O)Nc1nc(Cl)c(Cc2cn(S(=O)(=O)c3ccccc3)c3ncc(Cl)cc23)s1 to produce Nc1nc(Cl)c(Cc2cn(S(=O)(=O)c3ccccc3)c3ncc(Cl)cc23)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.