Task: Answer the multiple-choice question.
Question: Which compound exhibits a 0.397\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CCOC(=O)C1CCN(C(=O)/C=C/c2cccs2)CC1
(b) O=C(C1=NN[C@@H]2C(=O)N(c3cccc(C(F)(F)F)c3)C(=O)[C@H]12)c1ccc2ccccc2n1
(c) O=C(Cc1ccccc1)Nc1nc(=O)c2ccccc2s1
(d) Clc1ccccc1CSc1nc2ccncc2[nH]1
Answer: b. O=C(C1=NN[C@@H]2C(=O)N(c3cccc(C(F)(F)F)c3)C(=O)[C@H]12)c1ccc2ccccc2n1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(C1=NN[C@@H]2C(=O)N(c3cccc(C(F)(F)F)c3)C(=O)[C@H]12)c1ccc2ccccc2n1
O=C(C1=NN[C@@H]2C(=O)N(c3cccc(C(F)(F)F)c3)C(=O)[C@H]12)c1ccc2ccccc2n1
(3aS,6aS)-3-(quinoline-2-carbonyl)-5-[3-(trifluoromethyl)phenyl]-3a,6a-dihydro-1H-pyrrolo[3,4-c]pyrazole-4,6-dione