Problem statement: Answer the MCQ question.
Query: Which compound has a 6.388\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CN1CCN(/N=C2/C(=O)Nc3ccc([N+](=O)[O-])cc32)CC1
b: S=C(NC1CCCC1)N1CCN(c2ccc(Cl)cc2)CC1
c: O=C(Nc1ccc(F)cc1)C1CC(=O)N(Cc2ccco2)C1
d: COCCOC(=O)c1c(NC(=O)CNCc2ccco2)sc(C(N)=O)c1C
Answer: a. CN1CCN(/N=C2/C(=O)Nc3ccc([N+](=O)[O-])cc32)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#}
CN1CCN(/N=C2/C(=O)Nc3ccc([N+](=O)[O-])cc32)CC1
CN1CCN(/N=C2/C(=O)Nc3ccc([N+](=O)[O-])cc32)CC1
(3E)-3-(4-methylpiperazin-1-yl)imino-5-nitro-1H-indol-2-one