Task: Answer the MCQ question.
Question: Which compound has a 11.773\% 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 other words.
Options:
a CCN(CC)CCNC(=O)C(=O)NCC1OCCN1S(=O)(=O)c1ccc([N+](=O)[O-])cc1
b CC(=O)Nc1ccc(Oc2cc(C#N)c(C#N)cc2N2CCOCC2)cc1
c COc1ccc(NC(=O)N2CCCC2C(=O)Nc2ccc(C)cc2C)cc1
d CNS(=O)(=O)c1cc(-c2nnc(N3CCOCC3)c3ccccc23)ccc1C
Answer: a. CCN(CC)CCNC(=O)C(=O)NCC1OCCN1S(=O)(=O)c1ccc([N+](=O)[O-])cc1
{#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#}
CCN(CC)CCNC(=O)C(=O)NCC1OCCN1S(=O)(=O)c1ccc([N+](=O)[O-])cc1
CCN(CC)CCNC(=O)C(=O)NCC1OCCN1S(=O)(=O)c1ccc([N+](=O)[O-])cc1
N-[2-(diethylamino)ethyl]-N'-[[3-(4-nitrophenyl)sulfonyl-1,3-oxazolidin-2-yl]methyl]oxamide