Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 7.531\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) NC(=O)CSc1nc(O)cc(=O)n1-c1ccccc1
b.) O=C(c1ccc([N+](=O)[O-])cc1)N1CCSC1c1ccc(Cl)cc1
Answer: a. NC(=O)CSc1nc(O)cc(=O)n1-c1ccccc1
{#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)CSc1nc(O)cc(=O)n1-c1ccccc1
NC(=O)CSc1nc(O)cc(=O)n1-c1ccccc1
2-(4-hydroxy-6-oxo-1-phenylpyrimidin-2-yl)sulfanylacetamide