Task: Answer the multiple choice question.
Question: Which drug has a 15.207\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] COC(=O)C1C(=O)OC(C)(C)C1C(C)C(=O)c1ccccc1
[b] CCc1ccccc1NC(=O)c1ccc(NS(C)(=O)=O)cc1
Answer: a. COC(=O)C1C(=O)OC(C)(C)C1C(C)C(=O)c1ccccc1
{#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#}
COC(=O)C1C(=O)OC(C)(C)C1C(C)C(=O)c1ccccc1
COC(=O)C1C(=O)OC(C)(C)C1C(C)C(=O)c1ccccc1
methyl 5,5-dimethyl-2-oxo-4-(1-oxo-1-phenylpropan-2-yl)oxolane-3-carboxylate