User: Is the molecule with the SMILES CCN1C(=O)CNc2ncc(-c3ccc(-c4nc[nH]n4)nc3C)nc21 a hERG blocker (<10uM)?
Assistant: No, it is not a hERG blocker (<10uM).
User: Is the molecule with the {SMILES__description} {SMILES#} a {herg_blocker__names__noun}?
Assistant: {herg_blocker#No&Yes}, it is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
5-ethyl-3-[2-methyl-6-(1H-1,2,4-triazol-3-yl)pyridin-3-yl]-7,8-dihydropyrazino[2,3-b]pyrazin-6-one