Task: Answer the MCQ question.
Query: Which drug exhibits a 28.890\% 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) COc1cccc(CNS(=O)(=O)c2csc(C(N)=O)c2)c1
(b) Cc1cc(C)cc(NC(=O)Nn2cnnc2)c1
Answer: a. COc1cccc(CNS(=O)(=O)c2csc(C(N)=O)c2)c1
{#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#}
COc1cccc(CNS(=O)(=O)c2csc(C(N)=O)c2)c1
COc1cccc(CNS(=O)(=O)c2csc(C(N)=O)c2)c1
4-[(3-methoxyphenyl)methylsulfamoyl]thiophene-2-carboxamide