Task: Answer the MCQ question.
Query: Which compound has a 4.599\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1cc(C(CC(=O)Nc2ccc(C)cn2)N2Cc3ccccc3C2=O)cc(OC)c1OC
(b) COc1cc(-c2c(-c3ccco3)noc2-c2ccccc2)ccc1F
Answer: b. COc1cc(-c2c(-c3ccco3)noc2-c2ccccc2)ccc1F
{#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#}
COc1cc(-c2c(-c3ccco3)noc2-c2ccccc2)ccc1F
COc1cc(-c2c(-c3ccco3)noc2-c2ccccc2)ccc1F
4-(4-fluoro-3-methoxyphenyl)-3-(furan-2-yl)-5-phenyl-1,2-oxazole