Task: Answer the MCQ question.
Question: Which drug exhibits a 12.542\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C(OCC(=O)N1CCCCC1)c1cc(NS(=O)(=O)c2ccc(Cl)c([N+](=O)[O-])c2)ccc1O
b. CC(=O)Nc1ccc(C2C(=O)c3ccccc3C2=O)cc1
c. Cc1ccc(N(CC(=O)Nc2cc(C)ccc2C)S(C)(=O)=O)cc1
Answer: a. O=C(OCC(=O)N1CCCCC1)c1cc(NS(=O)(=O)c2ccc(Cl)c([N+](=O)[O-])c2)ccc1O
{#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#}
O=C(OCC(=O)N1CCCCC1)c1cc(NS(=O)(=O)c2ccc(Cl)c([N+](=O)[O-])c2)ccc1O
O=C(OCC(=O)N1CCCCC1)c1cc(NS(=O)(=O)c2ccc(Cl)c([N+](=O)[O-])c2)ccc1O
(2-oxo-2-piperidin-1-ylethyl) 5-[(4-chloro-3-nitrophenyl)sulfonylamino]-2-hydroxybenzoate