Task: Answer the MCQ question.
Query: Which drug exhibits a -1.093\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOc1ccc(N(Cc2nnc3n2CCCCC3)C(=O)Nc2cccc(C)c2)cc1
(b) O=C(CN1C(=O)NC2(CCCC2)C1=O)OCc1ccc(Cl)cc1Cl
Answer: b. O=C(CN1C(=O)NC2(CCCC2)C1=O)OCc1ccc(Cl)cc1Cl
{#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#}
O=C(CN1C(=O)NC2(CCCC2)C1=O)OCc1ccc(Cl)cc1Cl
O=C(CN1C(=O)NC2(CCCC2)C1=O)OCc1ccc(Cl)cc1Cl
(2,4-dichlorophenyl)methyl2-(2,4-dioxo-1,3-diazaspiro[4.4]nonan-3-yl)acetate