Using CC(O)c1cccc2c1CCN1C(=O)CN=C(c3ccn(C)n3)C=C21, C1CCOC1 to produce COC(C)c1cccc2c1CCN1C(=O)CN=C(c3ccn(C)n3)C=C21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.