Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 22.444\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. FC(F)c1nnc2ccc(Cl)nn12
b. Cc1noc(C)c1COc1ccc(C(=O)OCC(=O)Nc2ccc3c(c2)OCO3)cc1
c. CC1(C)CC2(CCO1)N1CC3(C)CN2CC(C)(C1)C3O
Answer: a. FC(F)c1nnc2ccc(Cl)nn12
{#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#}
FC(F)c1nnc2ccc(Cl)nn12
FC(F)c1nnc2ccc(Cl)nn12
6-chloro-3-(difluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazine