Problem statement: Answer the multiple choice question.
Question: Which drug has a 13.667\% 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-n1c(CCn2nc(C)c(Br)c2C)n[nH]c1=S
(b) COc1ccc(CCN2C(=O)CSC2=Nc2ccc(C)cc2C)cc1OC
Answer: b. COc1ccc(CCN2C(=O)CSC2=Nc2ccc(C)cc2C)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(CCN2C(=O)CSC2=Nc2ccc(C)cc2C)cc1OC
COc1ccc(CCN2C(=O)CSC2=Nc2ccc(C)cc2C)cc1OC
3-[2-(3,4-dimethoxyphenyl)ethyl]-2-(2,4-dimethylphenyl)imino-1,3-thiazolidin-4-one