Task: Answer the multiple choice question.
Query: Which compound exhibits a 13.925\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCCCSc1nnc(-c2c[nH]c3ccccc23)n1C
b Cc1ccccc1C(=O)Nc1sc2c(c1C(=O)O)CCC2
Answer: b. Cc1ccccc1C(=O)Nc1sc2c(c1C(=O)O)CCC2
{#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#}
Cc1ccccc1C(=O)Nc1sc2c(c1C(=O)O)CCC2
Cc1ccccc1C(=O)Nc1sc2c(c1C(=O)O)CCC2
2-[(2-methylbenzoyl)amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylic acid