Task: Answer the multiple-choice question.
Question: Which compound has a 6.383\% 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. CCOC(=O)C1CCN(C(=O)CCCNC(=O)Cn2cnc3sc(C)c(C)c3c2=O)CC1
b. COc1cc(C(=O)NC2CCCCCCC2)cc(OC)c1OC
Answer: b. COc1cc(C(=O)NC2CCCCCCC2)cc(OC)c1OC
{#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#}
COc1cc(C(=O)NC2CCCCCCC2)cc(OC)c1OC
COc1cc(C(=O)NC2CCCCCCC2)cc(OC)c1OC
N-cyclooctyl-3,4,5-trimethoxybenzamide