Using CC(C)(C)c1ccc(COc2cccc(C=O)c2)cc1, O=C1CSC(=S)N1 to produce CC(C)(C)c1ccc(COc2cccc(C=C3SC(=S)NC3=O)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.