Using CC(=O)n1cc(CC2CC(O)CN2C(=O)OCc2ccccc2)c2cccnc21 to produce O=C(OCc1ccccc1)N1CC(O)CC1Cc1c[nH]c2ncccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.