Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 13.873\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCn1cc(Br)c(C(=O)NC(=S)Nc2ccc(C(=O)OC)cc2)n1
(b) COc1cccc(OC)c1OCCCOc1cccc2cccnc12
Answer: b. COc1cccc(OC)c1OCCCOc1cccc2cccnc12
{#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#}
COc1cccc(OC)c1OCCCOc1cccc2cccnc12
COc1cccc(OC)c1OCCCOc1cccc2cccnc12
8-[3-(2,6-dimethoxyphenoxy)propoxy]quinoline