Task: Answer the MCQ question.
Query: Which compound has a 16.090\% 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] CSc1nnc([C@H](Cc2c[nH]c3ccccc23)NC(=O)OC(C)(C)C)o1
[b] O=C(NCc1ccc2c(c1)OCO2)c1ccc(Br)o1
[c] CCc1cc(C(=O)NNC(=O)CCN2CCN(c3ccccc3)CC2)sc1C
Answer: b. O=C(NCc1ccc2c(c1)OCO2)c1ccc(Br)o1
{#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(NCc1ccc2c(c1)OCO2)c1ccc(Br)o1
O=C(NCc1ccc2c(c1)OCO2)c1ccc(Br)o1
N-(1,3-benzodioxol-5-ylmethyl)-5-bromofuran-2-carboxamide