Using CC(C)(C)OC(=O)N1CC=C(c2cncnc2Oc2ccc(C(=O)c3nc4ccccc4[nH]3)cc2)CC1 to produce O=C(c1ccc(Oc2ncncc2C2=CCNCC2)cc1)c1nc2ccccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.