Using CCOC(=O)C(C)(C)C(O)c1ccc2cc(OCc3cc(C)nc4ccccc34)ccc2c1, NO to produce Cc1cc(COc2ccc3cc(C(O)C(C)(C)C(=O)NO)ccc3c2)c2ccccc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.