Task: Answer the multiple-choice question.
Question: Which drug exhibits a -2.423\% 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.) Cn1sc(NC(=O)c2cccc(Cl)c2)nc1=O
b.) COc1ccc(C(=O)Nc2ccc(S(=O)(=O)N3CCCC3)cc2)cc1
Answer: a. Cn1sc(NC(=O)c2cccc(Cl)c2)nc1=O
{#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#}
Cn1sc(NC(=O)c2cccc(Cl)c2)nc1=O
Cn1sc(NC(=O)c2cccc(Cl)c2)nc1=O
3-chloro-N-(2-methyl-3-oxo-1,2,4-thiadiazol-5-yl)benzamide