Problem statement: Answer the multiple-choice question.
Query: Which drug has a 4.097\% 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) CCOC(=O)c1c(C)[nH]c(C(=O)COC(=O)c2ccncc2)c1C
(b) CN(C)S(=O)(=O)c1cccc(NC(=O)c2ccc(N3CCOCC3)c([N+](=O)[O-])c2)c1
Answer: a. CCOC(=O)c1c(C)[nH]c(C(=O)COC(=O)c2ccncc2)c1C
{#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#}
CCOC(=O)c1c(C)[nH]c(C(=O)COC(=O)c2ccncc2)c1C
CCOC(=O)c1c(C)[nH]c(C(=O)COC(=O)c2ccncc2)c1C
[2-(4-ethoxycarbonyl-3,5-dimethyl-1H-pyrrol-2-yl)-2-oxoethyl] pyridine-4-carboxylate