Using CNC(CCc1ccc(OC)cc1)c1cccc(OC(=O)N(C)C)c1, C=O to produce COc1ccc(CCC(c2cccc(OC(=O)N(C)C)c2)N(C)C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.