Task: Answer the multiple-choice question.
Question: Which compound has a 14.517% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. N#Cc1ccccc1OCC(=O)N1CCN(C(=O)c2ccco2)CC1
b. CCCCn1c(=O)[nH]c(=O)c2c(C(=O)OCC)cc(-c3ccc(OC(F)F)cc3)nc21
Answer: b. CCCCn1c(=O)[nH]c(=O)c2c(C(=O)OCC)cc(-c3ccc(OC(F)F)cc3)nc21
{#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#}
CCCCn1c(=O)[nH]c(=O)c2c(C(=O)OCC)cc(-c3ccc(OC(F)F)cc3)nc21
CCCCn1c(=O)[nH]c(=O)c2c(C(=O)OCC)cc(-c3ccc(OC(F)F)cc3)nc21
ethyl1-butyl-7-[4-(difluoromethoxy)phenyl]-2,4-dioxopyrido[2,3-d]pyrimidine-5-carboxylate