Using O=C(Oc1ccccc1)Oc1ccccc1, COc1cc2c(nc1C(OC)OC)NCCC2 to produce COc1cc2c(nc1C(OC)OC)N(C(=O)Oc1ccccc1)CCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.