Using C=C[C@@H]1CCC[C@@H]2SCC[C@H](NC(=O)OC(C)(C)C)C(=O)N12 to produce CC[C@@H]1CCC[C@@H]2SCC[C@H](NC(=O)OC(C)(C)C)C(=O)N12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.