Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 11.986\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCOc1ccc(-n2c(O)c(/C=N/NC(=O)C3COc4ccccc4O3)c3ccccc3c2=O)cc1
b. CCOC(=O)c1sc(N)c(C(N)=O)c1C
Answer: b. CCOC(=O)c1sc(N)c(C(N)=O)c1C
{#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)c1sc(N)c(C(N)=O)c1C
CCOC(=O)c1sc(N)c(C(N)=O)c1C
ethyl 5-amino-4-carbamoyl-3-methylthiophene-2-carboxylate