Task: Answer the multiple choice question.
Question: Which compound has a 8.316\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a Cc1ccc(C)c(N2CCN(C(=O)c3cc4sccc4n3C)CC2)c1
b CCOC(=O)N1CCN(C(=O)c2ccc(C)c(S(=O)(=O)Nc3ccccc3)c2)CC1
c Cc1ccccc1C(=O)c1cccn1CC(=O)N1CCCCCC1
d CN(C)CCCN(C(=O)c1ccc2c(c1)CCCC2)c1nc2ccc(Cl)cc2s1.Cl
e O=C(CCCC(=O)OCC(Cl)=C(Cl)Cl)Nc1ccccc1
Answer: a. Cc1ccc(C)c(N2CCN(C(=O)c3cc4sccc4n3C)CC2)c1
{#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#}
[4-(2,5-dimethylphenyl)piperazin-1-yl]-(4-methylthieno[3,2-b]pyrrol-5-yl)methanone