Task: Answer the multiple-choice question.
Query: Which compound has a 4.844\% 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) O=C(C1CCN(S(=O)(=O)c2cc(Cl)ccc2Cl)CC1)N1CCCC1
b) CCCCNC(=O)N(O)C1N(/N=C/c2ccco2)C(=S)SC1(C)C
c) CS(=O)(=O)N1CCC(Oc2ccccc2C(=O)N2CCC[C@H]2CO)CC1
d) Cc1ccc(N=C2CCCCCN2C)c(C#N)c1.Cl
e) O=c1[nH]c(/C=C/c2cccc([N+](=O)[O-])c2)c([N+](=O)[O-])c(=O)[nH]1
Answer: b. CCCCNC(=O)N(O)C1N(/N=C/c2ccco2)C(=S)SC1(C)C
{#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)N(O)C1N(/N=C/c2ccco2)C(=S)SC1(C)C
CCCCNC(=O)N(O)C1N(/N=C/c2ccco2)C(=S)SC1(C)C
3-butyl-1-[3-[(E)-furan-2-ylmethylideneamino]-5,5-dimethyl-2-sulfanylidene-1,3-thiazolidin-4-yl]-1-hydroxyurea