Using CCOC(=O)CCc1ccc(CN[C@H](C(=O)OC2CCCC2)C2CCCCC2)cn1, NO to produce O=C(CCc1ccc(CN[C@H](C(=O)OC2CCCC2)C2CCCCC2)cn1)NO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.