Task: Answer the MCQ question.
Query: Which drug exhibits a 1.514% 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] CCOC(=O)CN1C(=O)CN(c2ccc(C)cc2)C1=O
[b] CC(SCc1cn2cc(Cl)ccc2n1)C(=O)O
[c] CS(=O)(=O)NCCCNc1ccc(Cl)cc1[N+](=O)[O-]
[d] CCOCCCn1c(=N)c(S(=O)(=O)c2ccccc2)cc2c(=O)n3cc(C)ccc3nc21
[e] CN1CCN(C(=O)Cn2c(=O)oc3cc(S(=O)(=O)NCc4ccccc4)ccc32)CC1
Answer: a. CCOC(=O)CN1C(=O)CN(c2ccc(C)cc2)C1=O
{#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)CN1C(=O)CN(c2ccc(C)cc2)C1=O
CCOC(=O)CN1C(=O)CN(c2ccc(C)cc2)C1=O
ethyl 2-[3-(4-methylphenyl)-2,5-dioxoimidazolidin-1-yl]acetate