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: N=C(N)c1ccc(OCCCCCOc2ccc(C(=N)N)cc2)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#}
4-[5-(4-carbamimidoylphenoxy)pentoxy]benzenecarboximidamide