Task: Answer the multiple choice question.
Question: Which compound exhibits a 6.155\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=c1[nH]c(Nc2ccc(F)cc2)cc2ccccc12
b Cc1cc(C)n(CC(=O)NC2CCCc3c2cnn3-c2ccc(C)c(C)c2)n1
Answer: a. O=c1[nH]c(Nc2ccc(F)cc2)cc2ccccc12
{#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]c(Nc2ccc(F)cc2)cc2ccccc12
O=c1[nH]c(Nc2ccc(F)cc2)cc2ccccc12
3-(4-fluoroanilino)-2H-isoquinolin-1-one