Task: Answer the multiple-choice question.
Question: Which drug has a 1.708\% 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 other words.
Options:
a: CCc1cc(CNC(=O)C2CCC(=O)N(Cc3cccc(F)c3)C2)on1
b: COc1cc(OC)c(C(=O)Nc2cc(Cl)ccc2-n2cncn2)cc1OC
c: CCN1CCN(C(c2cc3cccc(C)c3[nH]c2=O)c2nnnn2Cc2ccccc2)CC1
d: CCOC(=O)C1CCN(C(=O)CCc2nnc3ccc(N4CCN(C)CC4)nn23)CC1
e: Cc1nc2c(C#N)c(C)[nH]n2c(=O)c1Cc1ccccc1
Answer: c. CCN1CCN(C(c2cc3cccc(C)c3[nH]c2=O)c2nnnn2Cc2ccccc2)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#}
CCN1CCN(C(c2cc3cccc(C)c3[nH]c2=O)c2nnnn2Cc2ccccc2)CC1
CCN1CCN(C(c2cc3cccc(C)c3[nH]c2=O)c2nnnn2Cc2ccccc2)CC1
3-[(1-benzyltetrazol-5-yl)-(4-ethylpiperazin-1-yl)methyl]-8-methyl-1H-quinolin-2-one