Problem statement: Answer the multiple-choice question.
Query: Which compound has a -10.170\% 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) Cn1c(=O)cc(OCC(=O)NCCCN2CCN(c3ccccc3F)CC2)c2ccccc21
(b) COc1ccc2c(CC(=O)Nc3ccc(OC)c(NS(=O)(=O)c4ccc(F)cc4)c3)coc2c1
Answer: a. Cn1c(=O)cc(OCC(=O)NCCCN2CCN(c3ccccc3F)CC2)c2ccccc21
{#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#}
N-[3-[4-(2-fluorophenyl)piperazin-1-yl]propyl]-2-(1-methyl-2-oxoquinolin-4-yl)oxyacetamide