Task: Answer the multiple-choice question.
Query: Which compound exhibits a 13.697\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a CCc1ccc(NC(=S)N/N=C/c2cn(C)c3ccc(S(=O)(=O)N4CCOCC4)cc23)cc1
b CCOc1ccc(NC(=O)c2cc3cc4ccc(OC)cc4nc3o2)cc1
c O=C(CCl)NC(Cc1ccccc1)c1ccccc1
Answer: b. CCOc1ccc(NC(=O)c2cc3cc4ccc(OC)cc4nc3o2)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#}
N-(4-ethoxyphenyl)-7-methoxyfuro[2,3-b]quinoline-2-carboxamide