Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 0.187\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: Cc1cc(NC(=O)c2c(F)cccc2F)n(-c2nc3ccccc3[nH]2)n1
b: Cc1cc(=O)[nH]c2c1c(C)nn2-c1ccccc1
c: Cc1cccc2nc3ccccc3cc12
d: N#Cc1cn(CCNc2ncc(C(F)(F)F)cc2Cl)c(=O)[nH]c1=O
Answer: b. Cc1cc(=O)[nH]c2c1c(C)nn2-c1ccccc1
{#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#}
Cc1cc(=O)[nH]c2c1c(C)nn2-c1ccccc1
Cc1cc(=O)[nH]c2c1c(C)nn2-c1ccccc1
3,4-dimethyl-1-phenyl-7H-pyrazolo[3,4-b]pyridin-6-one