Problem statement: Answer the MCQ question.
Query: Which compound has a 6.801\% human ether-à-go-go related gene (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] CCOc1cc(/C=C(/C#N)c2nc3ccccc3[nH]2)ccc1Oc1ccc([N+](=O)[O-])cn1
[b] CCCCNC(=O)N1CCN(c2ccccc2OCC)CC1
[c] Cc1ccc(NC(=O)COC(=O)CCC2CCCC2)c(Br)c1
[d] COC(CNc1ncnc2c1cnn2C)OC
[e] CCOc1ccc(NC(=O)c2cccc3ccccc23)cc1
Answer: b. CCCCNC(=O)N1CCN(c2ccccc2OCC)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#}
CCCCNC(=O)N1CCN(c2ccccc2OCC)CC1
CCCCNC(=O)N1CCN(c2ccccc2OCC)CC1
N-butyl-4-(2-ethoxyphenyl)piperazine-1-carboxamide