User: I'm looking for the SMILES of a molecule that does not block hERG (<10uM)?
Assistant: This is a molecule that is not a human ether-à-go-go related gene (hERG) blocker (<10uM): O=c1[nH]c(C2CCCN2)nc2c1oc1ccc(Cl)cc12
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#}
8-chloro-2-pyrrolidin-2-yl-3H-[1]benzofuro[3,2-d]pyrimidin-4-one