Task: Answer the multiple-choice question.
Query: Which compound has a 9.263\% 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 COc1ccccc1-c1c(-c2ccc(O)cc2O)n[nH]c1C(F)(F)F
b COC(=O)C1CC(c2c(OC)cc(OC)cc2OC)=NO1
Answer: b. COC(=O)C1CC(c2c(OC)cc(OC)cc2OC)=NO1
{#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#}
COC(=O)C1CC(c2c(OC)cc(OC)cc2OC)=NO1
COC(=O)C1CC(c2c(OC)cc(OC)cc2OC)=NO1
methyl 3-(2,4,6-trimethoxyphenyl)-4,5-dihydro-1,2-oxazole-5-carboxylate