Using O=C(Cl)c1ccccn1, CC(C)(C)c1ccccc1OC1CCNC1 to produce CC(C)(C)c1ccccc1OC1CCN(C(=O)c2ccccn2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.