Task: Answer the multiple-choice question.
Question: Which drug has a -11.268\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) CCOC(=O)c1c(C2CCN(C(=O)OCC)CC2)nc2ccccn12
b) Cc1cccc(/C=N/N(CCO)C2=NS(=O)(=O)c3ccccc32)c1
c) COc1ccccc1C(=O)N/C(=C/c1ccc(Br)cc1)C(=O)NCCO
Answer: a. CCOC(=O)c1c(C2CCN(C(=O)OCC)CC2)nc2ccccn12
{#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#}
CCOC(=O)c1c(C2CCN(C(=O)OCC)CC2)nc2ccccn12
CCOC(=O)c1c(C2CCN(C(=O)OCC)CC2)nc2ccccn12
ethyl 2-(1-ethoxycarbonylpiperidin-4-yl)imidazo[1,2-a]pyridine-3-carboxylate