Task: Answer the MCQ question.
Question: Which drug has a 2.700\% 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) C=CCn1cccc(C(=O)Nc2ccc(C)c(C)c2)c1=O
b) Cn1ccsc1=NC(=O)c1ccc([N+](=O)[O-])o1
Answer: b. Cn1ccsc1=NC(=O)c1ccc([N+](=O)[O-])o1
{#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#}
Cn1ccsc1=NC(=O)c1ccc([N+](=O)[O-])o1
Cn1ccsc1=NC(=O)c1ccc([N+](=O)[O-])o1
N-(3-methyl-1,3-thiazol-2-ylidene)-5-nitrofuran-2-carboxamide