Task: Answer the multiple-choice question.
Question: Which drug exhibits a 14.071\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCSc1nnc(NC(=O)c2csc(C)c2)s1
(b) Brc1ccc(-c2c(-c3ccsc3)sc3ccccc23)cn1
Answer: b. Brc1ccc(-c2c(-c3ccsc3)sc3ccccc23)cn1
{#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#}
Brc1ccc(-c2c(-c3ccsc3)sc3ccccc23)cn1
Brc1ccc(-c2c(-c3ccsc3)sc3ccccc23)cn1
2-bromo-5-(2-thiophen-3-yl-1-benzothiophen-3-yl)pyridine