Using C=CC(C)c1c(O)c(C(C)(C)C)cc2c1CC1(CCCCCC1)O2 to produce CCC(C)c1c(O)c(C(C)(C)C)cc2c1CC1(CCCCCC1)O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.