Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -2.263\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] Cc1ccc(C(=O)C[n+]2cc(Br)cc(Br)c2)cc1[N+](=O)[O-].[Br-]
[b] CC(C)(C)C(=O)NCCc1nc2ccccc2n1CC(=O)c1ccc(Cl)cc1
[c] CCOc1ccc(OCCCCN(C)C)cc1
[d] CCCCC(=O)Nc1ccc(C(=O)N2CCCC(C(=O)OCC)C2)cc1
[e] C/C(CCC(C)C)=N\NC(=S)NCc1ccccc1
Answer: b. CC(C)(C)C(=O)NCCc1nc2ccccc2n1CC(=O)c1ccc(Cl)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#}
N-[2-[1-[2-(4-chlorophenyl)-2-oxoethyl]benzimidazol-2-yl]ethyl]-2,2-dimethylpropanamide