Task: Answer the MCQ question.
Query: Which drug exhibits a 16.577% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCOc1ccccc1CN1CCNC(=O)C1CC(=O)NCCN1CCOC1=O
[b] COc1ccc(C(=O)NC2CCN(CC(=O)Nc3cccc(OC)c3)CC2)cc1
Answer: a. CCOc1ccccc1CN1CCNC(=O)C1CC(=O)NCCN1CCOC1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOc1ccccc1CN1CCNC(=O)C1CC(=O)NCCN1CCOC1=O
CCOc1ccccc1CN1CCNC(=O)C1CC(=O)NCCN1CCOC1=O
2-[1-[(2-ethoxyphenyl)methyl]-3-oxopiperazin-2-yl]-N-[2-(2-oxo-1,3-oxazolidin-3-yl)ethyl]acetamide