Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(NCc1ccc(OC(F)(F)F)cc1)C1c2ccccc2C(=O)N1C[C@@H]1CCCO1
b Cc1cc(CN2CCN(c3c(Cl)cnc4[nH]c(-c5cccc(N6CCN(C)CC6)c5)nc34)CC2)no1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
3-oxo-2-[[(2S)-oxolan-2-yl]methyl]-N-[[4-(trifluoromethoxy)phenyl]methyl]-1H-isoindole-1-carboxamide