Task: Answer the multiple choice question.
Query: Which compound exhibits a 9.412\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a NNC(=O)CC12CC3CC(C1)CC(n1ncnn1)(C3)C2
b CCc1ccccc1NC(=O)CSC1=C(C#N)C(c2ccc3c(c2)OCO3)C2=C(CCCC2=O)N1
c c1ccc(CCNc2cnccn2)cc1
d Cc1nc2ccc(NC(=O)NCc3ccco3)cc2s1
Answer: a. NNC(=O)CC12CC3CC(C1)CC(n1ncnn1)(C3)C2
{#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#}
NNC(=O)CC12CC3CC(C1)CC(n1ncnn1)(C3)C2
NNC(=O)CC12CC3CC(C1)CC(n1ncnn1)(C3)C2
2-[3-(tetrazol-2-yl)-1-adamantyl]acetohydrazide