Task: Answer the MCQ question.
Query: Which drug exhibits a 4.476\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: O=C(Nc1cccc(F)c1)C1CCN(S(=O)(=O)c2cccc3nonc23)CC1
b: O=C(CCC1CCCCC1)NCc1ccccn1
c: CN1C2CC(OC(=O)C(CO)c3ccccc3)CC1C1OC12.Cl
d: O=C(CN1CCOCC1)Nc1ncc(Br)cc1Br
Answer: b. O=C(CCC1CCCCC1)NCc1ccccn1
{#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(CCC1CCCCC1)NCc1ccccn1
O=C(CCC1CCCCC1)NCc1ccccn1
3-cyclohexyl-N-(pyridin-2-ylmethyl)propanamide