Using CCCc1ccc([C@H]2CC[C@H](CCc3ccc(CO)cc3)CC2)cc1 to produce CCCc1ccc([C@H]2CC[C@H](CCc3ccc(C=O)cc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.