Task: Answer the multiple-choice question.
Query: Which drug exhibits a 15.159\% 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 COc1cc2c(cc1OC)C1C/C(=N\O)C(CC(C)C)CN1CC2
b CC(=O)OCCn1c(C)[n+](CCOC(C)=O)c2cc(Cl)c(Cl)cc21.[I-]
Answer: a. COc1cc2c(cc1OC)C1C/C(=N\O)C(CC(C)C)CN1CC2
{#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#}
COc1cc2c(cc1OC)C1C/C(=N\O)C(CC(C)C)CN1CC2
COc1cc2c(cc1OC)C1C/C(=N\O)C(CC(C)C)CN1CC2
(NE)-N-[9,10-dimethoxy-3-(2-methylpropyl)-1,3,4,6,7,11b-hexahydrobenzo[a]quinolizin-2-ylidene]hydroxylamine