Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 9.894\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CC1(C)CC(OC(=O)c2ccccc2)CC(C)(C)N1
b. CCOC(=O)CNC(=O)N(CCOC)CC1CCCN(C2Cc3ccccc3C2)C1
Answer: a. CC1(C)CC(OC(=O)c2ccccc2)CC(C)(C)N1
{#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#}
CC1(C)CC(OC(=O)c2ccccc2)CC(C)(C)N1
CC1(C)CC(OC(=O)c2ccccc2)CC(C)(C)N1
(2,2,6,6-tetramethylpiperidin-4-yl) benzoate