Using O=CCC1(O)CCCC1C(=O)OCc1ccccc1, CC(C)(C)OC(N)=O to produce CC(C)(C)OC(=O)NCCC1(O)CCCC1C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.