Task: Answer the multiple choice question.
Question: Which compound has a 13.493\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCC(=O)N1CCc2cc(Br)cc(S(=O)(=O)NCCN3CCCCC3C)c21
b. COc1cccc(N2CCN(S(=O)(=O)c3c(C)[nH]c(C)c3C(=O)N3CCCC3)CC2)c1
Answer: b. COc1cccc(N2CCN(S(=O)(=O)c3c(C)[nH]c(C)c3C(=O)N3CCCC3)CC2)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#}
COc1cccc(N2CCN(S(=O)(=O)c3c(C)[nH]c(C)c3C(=O)N3CCCC3)CC2)c1
COc1cccc(N2CCN(S(=O)(=O)c3c(C)[nH]c(C)c3C(=O)N3CCCC3)CC2)c1
[4-[4-(3-methoxyphenyl)piperazin-1-yl]sulfonyl-2,5-dimethyl-1H-pyrrol-3-yl]-pyrrolidin-1-ylmethanone