Task: Answer the MCQ question.
Question: Which drug exhibits a 3.225\% human ether-à-go-go related gene (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. COc1ccc(C(=O)NNC2=Nc3cccc4cccc2c34)cc1
b. Cc1sc2nc(COC(=O)c3c(F)cccc3F)[nH]c(=O)c2c1C
Answer: b. Cc1sc2nc(COC(=O)c3c(F)cccc3F)[nH]c(=O)c2c1C
{#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#}
Cc1sc2nc(COC(=O)c3c(F)cccc3F)[nH]c(=O)c2c1C
Cc1sc2nc(COC(=O)c3c(F)cccc3F)[nH]c(=O)c2c1C
(5,6-dimethyl-4-oxo-3H-thieno[2,3-d]pyrimidin-2-yl)methyl 2,6-difluorobenzoate