Task: Answer the MCQ question.
Query: Which drug exhibits a -17.972% 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 additional words.
Options:
(a) COc1cc(CN2CCNC(=O)C2CC(=O)O)cc(OC)c1
(b) Cc1ccc(C2Nc3ccc4ccccc4c3C3=C2C(=O)CC(C)(C)C3)o1
(c) CCC(C)C(NC(=O)c1ccc(Cl)cc1)C(=O)O
(d) Oc1c(I)cc(I)c2cccnc12
Answer: d. Oc1c(I)cc(I)c2cccnc12
{#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#}
Oc1c(I)cc(I)c2cccnc12
Oc1c(I)cc(I)c2cccnc12
5,7-diiodoquinolin-8-ol