User: I'm searching for the SMILES of a molecule that not blocks hERG?
Assistant: This is a molecule that is not a hERG blocker: COc1ccc(CC(=O)Nc2cc3c(cc2[N+](=O)[O-])OC(C)(C)[C@H](O)[C@H]3NC2CC2)cc1
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#}
N-[(3R,4S)-4-(cyclopropylamino)-3-hydroxy-2,2-dimethyl-7-nitro-3,4-dihydrochromen-6-yl]-2-(4-methoxyphenyl)acetamide