Using C[C@]12CC[C@@H]3c4ccc(O)cc4CC[C@H]3[C@@H]1CCC2=O, COc1cc(C=O)cc(OC)c1OC to produce COc1cc(C=C2CC3C4CCc5cc(O)ccc5C4CCC3(C)C2=O)cc(OC)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.