Task: Answer the MCQ question.
Question: Which drug exhibits a 10.890\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CCOc1ccc(Cl)cc1S(=O)(=O)n1cnc2cc(C)c(C)cc21
b. COc1ccc(-c2cc(C(=O)Nc3nc4c(C)cccc4s3)c3ccccc3n2)cc1OC
c. CCOC(=O)Nc1ccc2c(c1)ncn2C1CCCCC1
Answer: a. CCOc1ccc(Cl)cc1S(=O)(=O)n1cnc2cc(C)c(C)cc21
{#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#}
1-(5-chloro-2-ethoxyphenyl)sulfonyl-5,6-dimethylbenzimidazole