Using COC(=O)c1ccc(/C=C(/Cn2ccnc2)c2nccs2)cc1-c1ccccc1 to produce COC(=O)c1ccc(CC(Cn2ccnc2)c2nccs2)cc1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.