Task: Answer the MCQ question.
Query: Which drug exhibits a -2.110\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a S=c1nc[nH]c2c1cnn2-c1ccccc1
b CCc1nnc(SC(C)C(=O)Nc2nccs2)n1C
Answer: b. CCc1nnc(SC(C)C(=O)Nc2nccs2)n1C
{#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#}
CCc1nnc(SC(C)C(=O)Nc2nccs2)n1C
CCc1nnc(SC(C)C(=O)Nc2nccs2)n1C
2-[(5-ethyl-4-methyl-1,2,4-triazol-3-yl)sulfanyl]-N-(1,3-thiazol-2-yl)propanamide