Problem statement: Answer the multiple-choice question.
Question: Which compound has a 7.900\% 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 other words.
Options:
a. O=C(O)C1CCN(C(=O)CSc2nc3cc(Cl)ccc3c(=O)n2Cc2ccccc2)CC1
b. Cc1cc(/C=C2/SC(=S)N(c3cccc(C(F)(F)F)c3)C2=O)c(C)n1-c1cccnc1
c. NC(=O)CNC(=O)[C@@H]1CC2(CC(c3cccc([N+](=O)[O-])c3)=NO2)CN1C(=O)c1ccccc1
d. Cl.O=C(Cc1ccccc1)OCCN1CCCCC1
e. CCOC(=O)Cn1cc(C#N)c2cccc(CC)c21
Answer: e. CCOC(=O)Cn1cc(C#N)c2cccc(CC)c21
{#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)Cn1cc(C#N)c2cccc(CC)c21
CCOC(=O)Cn1cc(C#N)c2cccc(CC)c21
ethyl 2-(3-cyano-7-ethylindol-1-yl)acetate