Task: Answer the multiple-choice question.
Question: Which drug exhibits a 10.711\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) COCCNc1ncnc2nc[nH]c12
b) CC(C)CN1C(=O)c2ccc(C(=O)Nc3ccc(OCC(=O)O)cc3)cc2C1=O
Answer: a. COCCNc1ncnc2nc[nH]c12
{#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#}
COCCNc1ncnc2nc[nH]c12
COCCNc1ncnc2nc[nH]c12
N-(2-methoxyethyl)-7H-purin-6-amine