Using COc1cc(CC(=O)Nc2ccc3c(c2)C(=O)C(=Cc2ccccc2)CC3)ccc1O to produce COc1cc(CC(=O)Nc2ccc3c(c2)C(=O)C(Cc2ccccc2)CC3)ccc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.