Using CN(C)CC(=O)O, COc1ccc(/C(C#N)=C/c2ccc(N3CCC(O)CC3)s2)cc1OC to produce COc1ccc(/C(C#N)=C/c2ccc(N3CCC(OC(=O)CN(C)C)CC3)s2)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.