Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 7.840\% 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) CC(C)(C)OC(=O)N1CC2Cc3[nH]c(=O)ccc3C(C2)C1
b) CCCCCCc1ccc(OCC(=O)OC)cc1OCC(=O)OC
Answer: a. CC(C)(C)OC(=O)N1CC2Cc3[nH]c(=O)ccc3C(C2)C1
{#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#}
tert-butyl 5-oxo-6,11-diazatricyclo[7.3.1.02,7]trideca-2(7),3-diene-11-carboxylate