Task: Answer the MCQ question.
Question: Which compound has a -6.189\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a O=C(CCN1CCCC1)Nc1cccc(Br)c1
b COc1ccccc1N1CCN(S(=O)(=O)CCNC(=O)c2cc(OC)c(OC)c(OC)c2)CC1
c COc1ccc(S(=O)(=O)Nc2cccc(N(C)S(C)(=O)=O)c2)cc1Br
Answer: a. O=C(CCN1CCCC1)Nc1cccc(Br)c1
{#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(CCN1CCCC1)Nc1cccc(Br)c1
O=C(CCN1CCCC1)Nc1cccc(Br)c1
N-(3-bromophenyl)-3-pyrrolidin-1-ylpropanamide