Task: Answer the MCQ question.
Query: Which compound exhibits a 11.989\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cc1cccc(/C=N/c2sc3c(c2C#N)CCN(Cc2ccccc2)C3)c1O
b. O=C(O)c1cc2nc(C3CC3)cc(C(F)(F)F)n2n1
Answer: b. O=C(O)c1cc2nc(C3CC3)cc(C(F)(F)F)n2n1
{#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=C(O)c1cc2nc(C3CC3)cc(C(F)(F)F)n2n1
O=C(O)c1cc2nc(C3CC3)cc(C(F)(F)F)n2n1
5-cyclopropyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid