Task: Answer the MCQ question.
Query: Which compound exhibits a 12.610\% 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) CCOc1ccc2nc(NC(=O)CSc3nc4cccnc4n3C)sc2c1
(b) CCCC(=O)NNC(=O)CCC(=O)NCc1ccccc1
Answer: a. CCOc1ccc2nc(NC(=O)CSc3nc4cccnc4n3C)sc2c1
{#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-(6-ethoxy-1,3-benzothiazol-2-yl)-2-(3-methylimidazo[4,5-b]pyridin-2-yl)sulfanylacetamide