User: I'm looking for the SMILES of a molecule that not blocks hERG?
Assistant: This is a molecule that is not a human ether-à-go-go related gene (hERG) blocker: C[C@@H]([NH2+]C(C)(C)C)C(=O)c1cccc(Cl)c1
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that {herg_blocker#not &NULL}{herg_blocker__names__verb}?
Assistant: This is a molecule that is {herg_blocker#not &NULL}a {herg_blocker__names__noun}: {SMILES#}