Task: Answer the MCQ question.
Question: Which compound has a 9.923\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a CC(C)c1ccc(OCC(=O)NC2CC(C)(C)NC(C)(C)C2)c(Br)c1
b CCc1nn(CCCC(=O)Nc2ccc(C)c(C)c2)c(=O)c2cc3occc3n12
Answer: b. CCc1nn(CCCC(=O)Nc2ccc(C)c(C)c2)c(=O)c2cc3occc3n12
{#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#}
CCc1nn(CCCC(=O)Nc2ccc(C)c(C)c2)c(=O)c2cc3occc3n12
CCc1nn(CCCC(=O)Nc2ccc(C)c(C)c2)c(=O)c2cc3occc3n12
N-(3,4-dimethylphenyl)-4-(12-ethyl-9-oxo-5-oxa-1,10,11-triazatricyclo[6.4.0.02,6]dodeca-2(6),3,7,11-tetraen-10-yl)butanamide