Task: Answer the multiple choice question.
Question: Which compound has a 6.436% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) COC(=O)c1sccc1NC(=O)C1CC=CCC1C(=O)O
(b) NNCCc1ccccc1.O=S(=O)(O)O
(c) O=c1c2cc(Br)ccc2nc(-c2cccc(C(F)(F)F)c2)n1O
Answer: b. NNCCc1ccccc1.O=S(=O)(O)O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
NNCCc1ccccc1.O=S(=O)(O)O
NNCCc1ccccc1.O=S(=O)(O)O
2-phenylethylhydrazine;sulfuric acid