Task: Answer the MCQ question.
Query: Which compound exhibits a -1.086\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) NC(=O)c1cccnc1Sc1ccc(Cl)cc1
b) CC(C)C[C@@H](CC#N)N1CCN(Cc2ccccc2)CCC1=O
c) Cc1ccc(S(=O)(=O)c2c(C)nn(C(C)(C)C)c2OC(=O)CC(C)C)cc1
Answer: a. NC(=O)c1cccnc1Sc1ccc(Cl)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#}
NC(=O)c1cccnc1Sc1ccc(Cl)cc1
NC(=O)c1cccnc1Sc1ccc(Cl)cc1
2-(4-chlorophenyl)sulfanylpyridine-3-carboxamide