Task: Answer the multiple-choice question.
Question: Which drug has a 18.978% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] CCOC(=O)N1CCN(c2c(NCc3ccc(N(C)C)cc3)c(=O)c2=O)CC1
[b] CCOC(=O)C(=CNc1ccc(Cl)cn1)C(=O)OCC
[c] Cc1nc2ccccc2c(=O)n1Cc1ccc([N+](=O)[O-])cc1
[d] COc1ccc(-n2c(-c3ccco3)n[nH]c2=S)cc1
[e] CCOC(=O)N1CCN(C(=O)c2ccc(N(C)S(C)(=O)=O)cc2)CC1
Answer: b. CCOC(=O)C(=CNc1ccc(Cl)cn1)C(=O)OCC
{#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#}
CCOC(=O)C(=CNc1ccc(Cl)cn1)C(=O)OCC
CCOC(=O)C(=CNc1ccc(Cl)cn1)C(=O)OCC
diethyl 2-[[(5-chloropyridin-2-yl)amino]methylidene]propanedioate