Task: Answer the MCQ question.
Question: Which drug exhibits a 7.830% 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 or b without using any additional words.
Options:
a. O=c1nc(NCc2ccco2)sc2ncccc12
b. Cc1ccc(C)c(N2CCN(C(=O)COc3cc(=O)n(C)c4ccccc34)CC2)c1
Answer: a. O=c1nc(NCc2ccco2)sc2ncccc12
{#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#}
O=c1nc(NCc2ccco2)sc2ncccc12
O=c1nc(NCc2ccco2)sc2ncccc12
2-(furan-2-ylmethylamino)pyrido[3,2-e][1,3]thiazin-4-one