Task: Answer the MCQ question.
Query: Which drug exhibits a 11.543\% 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 other words.
Options:
(a) CCOC(=O)C1CCN(C(=O)CC(C)c2ccccc2)CC1
(b) Cc1ccc2sc(C)[n+](CCCS(=O)(=O)[O-])c2c1
(c) Cc1[nH]c(=O)[nH]c(=O)c1S(=O)(=O)Nc1cccc([N+](=O)[O-])c1C
(d) CCOC(=O)Cc1csc(NC(=S)NC(=O)c2ccc(F)cc2)n1
Answer: c. Cc1[nH]c(=O)[nH]c(=O)c1S(=O)(=O)Nc1cccc([N+](=O)[O-])c1C
{#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#}
Cc1[nH]c(=O)[nH]c(=O)c1S(=O)(=O)Nc1cccc([N+](=O)[O-])c1C
Cc1[nH]c(=O)[nH]c(=O)c1S(=O)(=O)Nc1cccc([N+](=O)[O-])c1C
6-methyl-N-(2-methyl-3-nitrophenyl)-2,4-dioxo-1H-pyrimidine-5-sulfonamide