User: I'm searching for the SMILES of a molecule that does not block the human ether-à-go-go related gene (hERG) (<10uM)?
Assistant: This is a molecule that is not a human ether-à-go-go related gene (hERG) blocker (<10uM): CN1C(=O)Cn2c1nc1nc(N3CCC[C@@H](N)C3)n(Cc3cc(F)ccc3C#N)c1c2=O
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that does {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#}
2-[[2-[(3R)-3-aminopiperidin-1-yl]-5-methyl-6,9-dioxo-7H-imidazo[1,2-a]purin-1-yl]methyl]-4-fluorobenzonitrile