Using CC(C)(C)OC(=O)N1CC=CC(C(=O)O)C1, O=C(n1ccnc1)n1ccnc1 to produce COC(=O)C1C=CCN(C(=O)OC(C)(C)C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.