Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -8.670% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) COc1ccc(OC)c(C(c2nnnn2CCc2ccccc2)N2CCN(c3ccccc3)CC2)c1
b.) Cn1c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCN(S(=O)(=O)c4ccccc4)CC3)cc21
c.) Cc1cccc(Nc2c(-c3ccc(N4CCOCC4)cc3)nc3ncccn23)c1
Answer: b. Cn1c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCN(S(=O)(=O)c4ccccc4)CC3)cc21
{#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#}
Cn1c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCN(S(=O)(=O)c4ccccc4)CC3)cc21
Cn1c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCN(S(=O)(=O)c4ccccc4)CC3)cc21
5-[4-(benzenesulfonyl)piperazin-1-yl]-1,3-dimethyl-6-nitrobenzimidazol-2-one