Task: Answer the MCQ question.
Question: Which drug exhibits a -1.757% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] O=c1[nH]c(-c2ccccc2)cs1
[b] Cc1ccc(NC(=O)c2ccc(OC(=O)CCN3C(=O)c4ccccc4C3=O)cc2)cc1
[c] CCC(CC)C(=O)N1c2ccc(F)cc2CCC1C
[d] CCCc1[nH]nc2c1C(c1c(C)nn(-c3ccccc3)c1Cl)C(C#N)=C(N)O2
[e] Cc1cc(=O)[nH]c(=S)[nH]1
Answer: c. CCC(CC)C(=O)N1c2ccc(F)cc2CCC1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCC(CC)C(=O)N1c2ccc(F)cc2CCC1C
CCC(CC)C(=O)N1c2ccc(F)cc2CCC1C
2-ethyl-1-(6-fluoro-2-methyl-3,4-dihydro-2H-quinolin-1-yl)butan-1-one