Task: Answer the multiple choice question.
Query: Which compound exhibits a 8.264\% 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] CCOC(=O)c1cc(C)n(Cc2ccccc2)c1C
[b] CC(=O)N1CCN(S(=O)(=O)c2cccc(C(=O)Nc3ccc4c(c3)OCO4)c2)CC1
[c] O=C(CCNS(=O)(=O)c1ccc(Cl)cc1)NCc1cccnc1
[d] Cn1c(=O)oc2cc(S(=O)(=O)N3CCCc4ccccc43)ccc21
[e] COc1ccc(C2C(C#N)=C(N)Oc3cc(N)ccc32)cc1OC
Answer: a. CCOC(=O)c1cc(C)n(Cc2ccccc2)c1C
{#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#}
CCOC(=O)c1cc(C)n(Cc2ccccc2)c1C
CCOC(=O)c1cc(C)n(Cc2ccccc2)c1C
ethyl 1-benzyl-2,5-dimethylpyrrole-3-carboxylate