Using CC1(C)CCC(N(C(=O)C(C)(C)C)[C@H]2C[C@H](COS(C)(=O)=O)N(C(=O)OC(C)(C)C)C2)CC1 to produce C[C@@H]1C[C@H](N(C(=O)C(C)(C)C)C2CCC(C)(C)CC2)CN1C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.