Using CCNC(=O)N1N=C(c2ccc(NC(C)=O)cc2)c2cc(SC)ccc2C1C to produce CCNC(=O)N1N=C(c2ccc(N)cc2)c2cc(SC)ccc2C1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.