Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 9.008\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) COc1ccc(C2CC(c3ccc([N+](=O)[O-])cc3)=NN2C(=O)c2ccccc2)cc1OC
b.) Clc1ccccc1C1=CC(c2ccco2)n2nnnc2N1
Answer: b. Clc1ccccc1C1=CC(c2ccco2)n2nnnc2N1
{#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#}
Clc1ccccc1C1=CC(c2ccco2)n2nnnc2N1
Clc1ccccc1C1=CC(c2ccco2)n2nnnc2N1
5-(2-chlorophenyl)-7-(furan-2-yl)-4,7-dihydrotetrazolo[1,5-a]pyrimidine