User: I'm searching for the SMILES of a molecule that not is active against hERG (<10uM)?
Assistant: This is a molecule that is not a human ether-à-go-go related gene (hERG) blocker: C[N+]1=NN=C2C(C(N)=O)=NC=[N+]2C1=O
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#}
3-methyl-4-oxidanylidene-imidazo[5,1-d][1,2,3,5]tetrazine-3,5-diium-8-carboxamide