Task: Answer the MCQ question.
Question: Which compound has a 10.306\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] COc1cc(OC)cc(C(=O)Nc2ccc(C(=O)NCC3CCCO3)cc2)c1
[b] CCn1c(=O)n(CC)c2cc(N3CCCC3)c(NC(=O)c3ccccc3Br)cc21
[c] O=C1CC(NNC(=O)c2cccc(F)c2)C(=O)N1
Answer: b. CCn1c(=O)n(CC)c2cc(N3CCCC3)c(NC(=O)c3ccccc3Br)cc21
{#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#}
CCn1c(=O)n(CC)c2cc(N3CCCC3)c(NC(=O)c3ccccc3Br)cc21
CCn1c(=O)n(CC)c2cc(N3CCCC3)c(NC(=O)c3ccccc3Br)cc21
2-bromo-N-(1,3-diethyl-2-oxo-6-pyrrolidin-1-ylbenzimidazol-5-yl)benzamide