Problem statement: Answer the MCQ question.
Query: Which compound has a 11.900\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) O=C(NC1CCCc2ccccc21)c1ccc2c(c1)OCO2
b.) O=C(NC(=S)Nc1ccccc1Br)C1CCC1
c.) CCCc1cc(=O)[nH]c(SCC(=O)NC2CCCCC2)n1
Answer: a. O=C(NC1CCCc2ccccc21)c1ccc2c(c1)OCO2
{#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(NC1CCCc2ccccc21)c1ccc2c(c1)OCO2
O=C(NC1CCCc2ccccc21)c1ccc2c(c1)OCO2
N-(1,2,3,4-tetrahydronaphthalen-1-yl)-1,3-benzodioxole-5-carboxamide