Using O=C(O)c1cccc(Nc2cc(Nc3ccc(Oc4ccccc4)cc3)ncn2)c1, CNOC to produce CON(C)C(=O)c1cccc(Nc2cc(Nc3ccc(Oc4ccccc4)cc3)ncn2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.