Task: Answer the multiple-choice question.
Query: Which compound exhibits a -21.934% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CN(C)/C=C/C(=O)c1ccc(Cl)cc1
(b) COc1cccc2c3c(c(C)nc12)CC(C)O3
(c) COc1ccc(CNc2nc(NCc3ccc(OC)cc3)n(S(C)(=O)=O)n2)cc1
Answer: b. COc1cccc2c3c(c(C)nc12)CC(C)O3
{#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#}
COc1cccc2c3c(c(C)nc12)CC(C)O3
COc1cccc2c3c(c(C)nc12)CC(C)O3
6-methoxy-2,4-dimethyl-2,3-dihydrofuro[3,2-c]quinoline