Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C(Nc1ccc(C(F)(F)F)cc1)N1[C@@H]2CC[C@@H]1CC(S(=O)(=O)c1ccccn1)C2
b: CC(=O)NC1CC2CCC(C1)N2CCc1ccc(Oc2nc3ncccc3s2)cc1
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}
(1R,5R)-3-pyridin-2-ylsulfonyl-N-[4-(trifluoromethyl)phenyl]-8-azabicyclo[3.2.1]octane-8-carboxamide