Task: Answer the multiple choice question.
Question: Which compound exhibits a 8.739\% 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.) Oc1ccc(C2Nc3cccc4cccc(c34)N2)c(O)c1
b.) O=c1[nH]nc(-c2ccc(OCc3ccc(Cl)cc3Cl)cc2)o1
Answer: b. O=c1[nH]nc(-c2ccc(OCc3ccc(Cl)cc3Cl)cc2)o1
{#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=c1[nH]nc(-c2ccc(OCc3ccc(Cl)cc3Cl)cc2)o1
O=c1[nH]nc(-c2ccc(OCc3ccc(Cl)cc3Cl)cc2)o1
5-[4-[(2,4-dichlorophenyl)methoxy]phenyl]-3H-1,3,4-oxadiazol-2-one