Using COc1cccc2c1cc(C1CC1)n2Cc1ccccc1-c1ccccc1 to produce Oc1cccc2c1cc(C1CC1)n2Cc1ccccc1-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.