Task: Answer the MCQ question.
Query: Which compound has a 1.387\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1ccc2[nH]c(=O)c(CN(C(=O)c3cccnc3)c3cc(C)ccc3C)cc2c1
(b) CC1CCN(c2ccc(NC(=O)c3ccc([N+](=O)[O-])o3)cc2)CC1.Cl
Answer: b. CC1CCN(c2ccc(NC(=O)c3ccc([N+](=O)[O-])o3)cc2)CC1.Cl
{#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#}
CC1CCN(c2ccc(NC(=O)c3ccc([N+](=O)[O-])o3)cc2)CC1.Cl
CC1CCN(c2ccc(NC(=O)c3ccc([N+](=O)[O-])o3)cc2)CC1.Cl
N-[4-(4-methylpiperidin-1-yl)phenyl]-5-nitrofuran-2-carboxamide;hydrochloride