Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -80.286\% 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. O=C(CSc1nnc(-c2cccnc2)n1CCN1CCCCC1)Nc1cccc(Cl)c1
b. COc1ccc(N(C(=O)c2ccco2)C(C(=O)NC2CCCC2)c2ccco2)cc1OC
Answer: a. O=C(CSc1nnc(-c2cccnc2)n1CCN1CCCCC1)Nc1cccc(Cl)c1
{#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(CSc1nnc(-c2cccnc2)n1CCN1CCCCC1)Nc1cccc(Cl)c1
O=C(CSc1nnc(-c2cccnc2)n1CCN1CCCCC1)Nc1cccc(Cl)c1
N-(3-chlorophenyl)-2-[[4-(2-piperidin-1-ylethyl)-5-pyridin-3-yl-1,2,4-triazol-3-yl]sulfanyl]acetamide