Task: Answer the multiple-choice question.
Query: Which compound has a 9.312\% 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. CCOC(=O)C1C(=O)NC(SCC(N)=O)=C(C#N)C1c1ccccc1OCC
b. COc1ccc(CCNc2ncnc3sccc23)cc1OC
Answer: b. COc1ccc(CCNc2ncnc3sccc23)cc1OC
{#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(CCNc2ncnc3sccc23)cc1OC
COc1ccc(CCNc2ncnc3sccc23)cc1OC
N-[2-(4,5-dimethoxyphenyl)ethyl]thieno[2,3-d]pyrimidin-4-amine