Using CC(C)(C)c1nc2cc(S(=O)(=O)Cl)ccc2n1CC1CCOCC1, COC(=O)C1CCNC1 to produce COC(=O)C1CCN(S(=O)(=O)c2ccc3c(c2)nc(C(C)(C)C)n3CC2CCOCC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.