Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 12.776\% 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] COC(=O)c1ccccc1NC(=O)C1(S(=O)(=O)c2ccc(Cl)cc2)CC1
[b] O=C(NCc1ccc2c(c1)OCO2)c1cccnc1
Answer: b. O=C(NCc1ccc2c(c1)OCO2)c1cccnc1
{#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#}
O=C(NCc1ccc2c(c1)OCO2)c1cccnc1
O=C(NCc1ccc2c(c1)OCO2)c1cccnc1
N-(1,3-benzodioxol-5-ylmethyl)pyridine-3-carboxamide