Using O=C(Oc1ccc([N+](=O)[O-])cc1)N1CCN(c2ccccc2)CC1, CC(C)(C)OC(=O)N1CCOC(CO)C1 to produce CC(C)(C)OC(=O)N1CCOC(COC(=O)N2CCN(c3ccccc3)CC2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.