Task: Answer the MCQ question.
Query: Which compound exhibits a -1.613\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) Oc1c(N=Nc2ccccn2)ccc2ccccc12
b) CCOC(=O)c1csc(NC(=O)c2cc(OC)c(OC)c(OC)c2)n1
Answer: b. CCOC(=O)c1csc(NC(=O)c2cc(OC)c(OC)c(OC)c2)n1
{#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)c1csc(NC(=O)c2cc(OC)c(OC)c(OC)c2)n1
CCOC(=O)c1csc(NC(=O)c2cc(OC)c(OC)c(OC)c2)n1
ethyl 2-[(3,4,5-trimethoxybenzoyl)amino]-1,3-thiazole-4-carboxylate