Using O=C1OCc2ccccc21, COc1ccc2c(c1)CC(=O)N2 to produce COc1ccc2c(c1)C(=C1OCc3ccccc31)C(=O)N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.