Task: Answer the MCQ question.
Question: Which drug exhibits a 16.576\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(c1cnn2ccccc12)N(Cc1ccco1)C1CCCC1
b. O=C(/C=C/c1ccccc1)NNC(=O)C1CC1
c. Cc1ccc(C)c(CSc2nnc([C@@H](N)C(C)C)o2)c1.Cl
d. CN1CCN(c2nnc(-c3ccccc3)c(-c3ccccc3)n2)CC1
Answer: a. O=C(c1cnn2ccccc12)N(Cc1ccco1)C1CCCC1
{#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#}
N-cyclopentyl-N-(furan-2-ylmethyl)pyrazolo[1,5-a]pyridine-3-carboxamide