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. Cc1cc(F)ccc1[C@@H]1CCN(C[C@@H]2CCc3cccnc3[C@@H](O)C2)C[C@H]1O
b. NC(=O)c1cnc(N[C@H](C2CC2)C(F)(F)F)c2c1[nH]c1cc(-c3ccc(N)nc3)ccc12
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}
(7R,9S)-7-[[(3S,4S)-4-(4-fluoro-2-methylphenyl)-3-hydroxypiperidin-1-yl]methyl]-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol