Using COc1ccc2c(c1)C1CN(C)CCC1N2CC(C)(O)c1ccncc1 to produce COc1ccc2c(c1)c1c(n2/C=C(\C)c2ccncc2)CCN(C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.