Task: Answer the multiple-choice question.
Query: Which compound exhibits a 21.095% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a O=S1(=O)[C@H]2C[C@@H]3C=C[C@@]2(CN1Cc1cccc(C(F)(F)F)c1)O3
b O=c1[nH]c2ccccc2c2cn(-c3ccccc3)nc12
Answer: b. O=c1[nH]c2ccccc2c2cn(-c3ccccc3)nc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=c1[nH]c2ccccc2c2cn(-c3ccccc3)nc12
O=c1[nH]c2ccccc2c2cn(-c3ccccc3)nc12
2-phenyl-5H-pyrazolo[3,4-c]quinolin-4-one