Task: Answer the MCQ question.
Question: Which compound exhibits a 8.475\% 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. O=C(CN1CCN(C2CCCCC2)CC1)c1ccc2cc[nH]c2c1
b. O=C(COC(=O)c1ccc[nH]c1=O)Nc1ccc(S(=O)(=O)N2CCCC2)cc1
c. CC(C(=O)NC1=NCCS1)(C(F)(F)F)C(F)(F)F
d. CCOc1ccc(NC(=O)CSc2nc3ccccc3c(=O)n2CCCC(=O)N2CCCC2)cc1
e. CCOC(=O)N1CCN(C(=O)C2CCCN(Cc3nc(-c4ccc(Cl)cc4)oc3C)C2)CC1
Answer: a. O=C(CN1CCN(C2CCCCC2)CC1)c1ccc2cc[nH]c2c1
{#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#}
O=C(CN1CCN(C2CCCCC2)CC1)c1ccc2cc[nH]c2c1
O=C(CN1CCN(C2CCCCC2)CC1)c1ccc2cc[nH]c2c1
2-(4-cyclohexylpiperazin-1-yl)-1-(1H-indol-6-yl)ethanone