Using COC(=O)c1ccc2cc(-c3ccc(CO)c(C45CC6CC(CC(C6)C4)C5)c3)ccc2c1 to produce O=C(O)c1ccc2cc(-c3ccc(CO)c(C45CC6CC(CC(C6)C4)C5)c3)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.