Task: Answer the MCQ question.
Question: Which compound has a 3.992% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: COc1cc(-c2nnc3sc(-c4cccs4)nn23)cc(OC)c1OC
b: CN1CCN(C2=C(NS(=O)(=O)c3cccs3)C(=O)c3ccccc3C2=O)CC1
c: Cc1ccccc1CCNC(=O)CCn1nc(C)c2c(C)n(-c3ccccc3)nc2c1=O
d: CCOC(=O)c1cc(-c2ccc(Cl)cc2)nc2c1c(=O)[nH]c(=O)n2CCOC
Answer: a. COc1cc(-c2nnc3sc(-c4cccs4)nn23)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_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1cc(-c2nnc3sc(-c4cccs4)nn23)cc(OC)c1OC
COc1cc(-c2nnc3sc(-c4cccs4)nn23)cc(OC)c1OC
6-thiophen-2-yl-3-(3,4,5-trimethoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole