Using NC(=O)c1ccccc1N, CCOC(=O)C(C(=O)c1cnc(SC)nc1OC)=C(SC)SC to produce CCOC(=O)c1c(=O)c2cnc(SC)nc2n2c1[nH]c(=O)c1ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.