Using C[C@H]1CN(C(=O)OC(C)(C)C)S(=O)(=O)O1, CCOC(=O)c1cc2ccc(Cl)nc2[nH]1 to produce CCOC(=O)c1cc2ccc(Cl)nc2n1[C@H](C)CNC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.