Using CC[C@H]1CC[C@H]([C@H]2CC[C@H](C3CC=C(c4ccc(C)cc4)CC3)CC2)CC1 to produce CC[C@H]1CC[C@H]([C@H]2CC[C@H]([C@H]3CC[C@H](c4ccc(C)cc4)CC3)CC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.