Using COc1ccc(-c2sc3cc(OC)ccc3c2Oc2ccc(/C=C/C(=O)OC(C)(C)C)cc2)cc1 to produce COc1ccc(-c2sc3cc(OC)ccc3c2Oc2ccc(C=CC(=O)OC(C)(C)C)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.