Using CO[C@@H]1[C@H](OC(=O)NC(=O)CCl)CC[C@]2(CO2)[C@H]1[C@]1(C)O[C@H]1CC=C(C)C, CS to produce COC1C(OC(N)=O)CCC(O)(CSC)C1C1(C)OC1CC=C(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.