Using CCOC(=O)c1cn(C(C)(C)C)c2nc(Cl)ccc2c1=O, CC(C)(C)OC(=O)NC1CCNC1 to produce CCOC(=O)c1cn(C(C)(C)C)c2nc(N3CCC(NC(=O)OC(C)(C)C)C3)ccc2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.