Task: Answer the multiple choice question.
Question: Which drug exhibits a 3.687\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. Cc1ccnc(NC(=O)c2ccc(Cl)s2)c1
b. CCOC(=O)c1nc(-c2ccc(OC)c(OC)c2)no1
c. COc1ccccc1OCc1ccc(C(=O)Nc2ccncc2)o1
Answer: b. CCOC(=O)c1nc(-c2ccc(OC)c(OC)c2)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#}
CCOC(=O)c1nc(-c2ccc(OC)c(OC)c2)no1
CCOC(=O)c1nc(-c2ccc(OC)c(OC)c2)no1
ethyl 3-(3,4-dimethoxyphenyl)-1,2,4-oxadiazole-5-carboxylate