Task: Answer the MCQ question.
Query: Which drug exhibits a -18.741% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) [O-]/C(=C(\C(=S)Nc1cccc2ccccc12)[n+]1ccccc1)c1ccc2c(c1)OCCO2
b.) O=C(Nc1ccccc1[N+](=O)[O-])C1(c2ccccc2)CCOCC1
c.) Cc1nc2ccc(-c3nc4cc(N)ccc4o3)cc2[nH]1
d.) COc1ccc(CCNCc2ccc(SC)cc2)cc1
Answer: a. [O-]/C(=C(\C(=S)Nc1cccc2ccccc12)[n+]1ccccc1)c1ccc2c(c1)OCCO2
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
[O-]/C(=C(\C(=S)Nc1cccc2ccccc12)[n+]1ccccc1)c1ccc2c(c1)OCCO2
[O-]/C(=C(\C(=S)Nc1cccc2ccccc12)[n+]1ccccc1)c1ccc2c(c1)OCCO2
(E)-1-(2,3-dihydro-1,4-benzodioxin-6-yl)-3-(naphthalen-1-ylamino)-2-pyridin-1-ium-1-yl-3-sulfanylideneprop-1-en-1-olate