Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 15.738\% 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. COc1cc(C(=O)OC(C)C(=O)NC2CCCCC2C)c([N+](=O)[O-])cc1OC
b. CCn1c(Oc2cccc(Br)c2)nc2c1c(=O)n(C)c(=O)n2C
c. N#C/C(=C/Nc1ccccc1C(=O)O)C(N)=O
Answer: b. CCn1c(Oc2cccc(Br)c2)nc2c1c(=O)n(C)c(=O)n2C
{#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#}
CCn1c(Oc2cccc(Br)c2)nc2c1c(=O)n(C)c(=O)n2C
CCn1c(Oc2cccc(Br)c2)nc2c1c(=O)n(C)c(=O)n2C
8-(3-bromophenoxy)-7-ethyl-1,3-dimethylpurine-2,6-dione