Using Cc1ccc(N(c2ccc(C)cc2)c2ccc(C=O)cc2)cc1, O to produce Cc1ccc(N(c2ccc(C)cc2)c2ccc(C=Cc3ccccc3O)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.