Task: Answer the MCQ question.
Query: Which compound has a 14.842% 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, d, or e without using any additional words.
Options:
a: O=S(=O)(CCN1CCN(C(c2ccccc2)c2ccccc2)CC1)C(F)(F)F
b: COC(=O)c1c(C(C)=O)cnc2ccc(Br)cc12
c: O=C1C(Br)=Cc2cccc3cccc1c23
d: Cn1cc(CN2CCCC(CO)C2)c(-c2ccc(Oc3ccccc3)cc2)n1
e: CCCCNS(=O)(=O)c1ccc2nc(SCC(=O)c3ccc(C#N)cc3)[nH]c2c1
Answer: c. O=C1C(Br)=Cc2cccc3cccc1c23
{#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=C1C(Br)=Cc2cccc3cccc1c23
O=C1C(Br)=Cc2cccc3cccc1c23
2-bromophenalen-1-one