Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a -1.730\% 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(OC)c(NC(=O)C(C)SCc2nc3sc(C)c(C)c3c(=O)[nH]2)c1
b: Br.CC(C)(C)c1cc(C2=CSC3=NCCN23)cc(C(C)(C)C)c1O
Answer: a. COc1ccc(OC)c(NC(=O)C(C)SCc2nc3sc(C)c(C)c3c(=O)[nH]2)c1
{#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#}
COc1ccc(OC)c(NC(=O)C(C)SCc2nc3sc(C)c(C)c3c(=O)[nH]2)c1
COc1ccc(OC)c(NC(=O)C(C)SCc2nc3sc(C)c(C)c3c(=O)[nH]2)c1
N-(2,5-dimethoxyphenyl)-2-[(5,6-dimethyl-4-oxo-3H-thieno[2,3-d]pyrimidin-2-yl)methylsulfanyl]propanamide