Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 21.767\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a CCOc1ccc(N2C(=O)CC(N(CCc3ccc(OC)cc3)C(=O)/C=C/C(=O)O)C2=O)cc1
b COc1ccc(-c2nnc(SCCOc3cccc(C)c3)n2N)cc1
Answer: a. CCOc1ccc(N2C(=O)CC(N(CCc3ccc(OC)cc3)C(=O)/C=C/C(=O)O)C2=O)cc1
{#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#}
CCOc1ccc(N2C(=O)CC(N(CCc3ccc(OC)cc3)C(=O)/C=C/C(=O)O)C2=O)cc1
CCOc1ccc(N2C(=O)CC(N(CCc3ccc(OC)cc3)C(=O)/C=C/C(=O)O)C2=O)cc1
(E)-4-[[1-(4-ethoxyphenyl)-2,5-dioxopyrrolidin-3-yl]-[2-(4-methoxyphenyl)ethyl]amino]-4-oxobut-2-enoic acid