User: I'm looking for the SMILES of a molecule that not blocks hERG?
Assistant: This is a molecule that is not a hERG blocking compound (<10uM): Nc1c2c(nc3ccccc13)CCCC2
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#}
5,6,7,8-tetrahydroacridin-9-amine