Problem statement: Answer the MCQ question.
Question: Which compound has a 7.914% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Cc1c(-c2ccc(Cl)cc2)[n+](=O)c(-c2ccccc2)cn1[O-]
(b) O=S(=O)(NCc1ccco1)c1cccc(S(=O)(=O)N2CCOCC2)c1
(c) COCCNC(=O)C(c1ccc(C)o1)N(C(=O)c1snc(C(N)=O)c1N)c1ccc(C)c(C)c1
Answer: a. Cc1c(-c2ccc(Cl)cc2)[n+](=O)c(-c2ccccc2)cn1[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#}
Cc1c(-c2ccc(Cl)cc2)[n+](=O)c(-c2ccccc2)cn1[O-]
Cc1c(-c2ccc(Cl)cc2)[n+](=O)c(-c2ccccc2)cn1[O-]
2-(4-chlorophenyl)-3-methyl-4-oxido-6-phenylpyrazin-1-ium 1-oxide