Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 7.911\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] COC(=O)C(C(=O)OC)C(C(C)C)C(C(=O)OC)C(=O)OC
[b] CN(C)S(=O)(=O)N1CCN(C(=O)N2CCOCC2)CC1
Answer: a. COC(=O)C(C(=O)OC)C(C(C)C)C(C(=O)OC)C(=O)OC
{#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)C(C(=O)OC)C(C(C)C)C(C(=O)OC)C(=O)OC
COC(=O)C(C(=O)OC)C(C(C)C)C(C(=O)OC)C(=O)OC
tetramethyl 2-propan-2-ylpropane-1,1,3,3-tetracarboxylate