Using Oc1ccc(CN2CC3(COC3)C2)cc1, CC(C)(C)OC(=O)N1CC(OS(C)(=O)=O)C1 to produce CC(C)(C)OC(=O)N1CC(Oc2ccc(CN3CC4(COC4)C3)cc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.