Using O=C(O)c1ccc(NCCCCCCCCC2CCCCC2)cc1, Oc1cccnc1 to produce O=C(Oc1cccnc1)c1ccc(NCCCCCCCCC2CCCCC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.