Using CCOP(=O)(CCOC(C)=O)OCC, CCc1cc2c(=O)n(CC(=O)c3ccc(OC)cc3)c(=O)n(Cc3ccc(-c4ccccc4C#N)cc3)c2s1 to produce CCOC(=O)/C=C(/Cn1c(=O)c2cc(CC)sc2n(Cc2ccc(-c3ccccc3C#N)cc2)c1=O)c1ccc(OC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.