Task: Answer the multiple choice question.
Query: Which compound exhibits a 12.539\% 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, c, or d without using any additional words.
Options:
a. Cc1ccc(-n2c(-c3cccs3)c[n+]3c2CCc2ccccc2-3)cc1C.[Br-]
b. N#Cc1ccccc1S(=O)(=O)N1CCN(C(=O)c2cc(=O)[nH]c3ccccc23)CC1
c. Cl.NCc1ccc2[nH]c(=O)[nH]c2c1
d. CCCN(CC(=O)Nc1cc(C)on1)CC(=O)Nc1ccccc1C
Answer: b. N#Cc1ccccc1S(=O)(=O)N1CCN(C(=O)c2cc(=O)[nH]c3ccccc23)CC1
{#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#}
N#Cc1ccccc1S(=O)(=O)N1CCN(C(=O)c2cc(=O)[nH]c3ccccc23)CC1
N#Cc1ccccc1S(=O)(=O)N1CCN(C(=O)c2cc(=O)[nH]c3ccccc23)CC1
2-[4-(2-oxo-1H-quinoline-4-carbonyl)piperazin-1-yl]sulfonylbenzonitrile