Task: Answer the multiple-choice question.
Query: Which compound exhibits a -1.304\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: O=C(CN1C(=O)COc2ccccc21)NCc1ccc(C(=O)O)cc1
b: Cc1ccccc1CC1(CO)CCCN(Cc2ccc(C#CC(C)(C)O)cc2)C1
c: CC(C)CNC(=S)NC1CC2CCCC(C1)N2Cc1ccco1
d: Cc1ccc(/C=C/C(=O)O)cc1S(=O)(=O)NCCCO
e: CCOC(=O)c1cn2ccc(C)cc2n1
Answer: e. CCOC(=O)c1cn2ccc(C)cc2n1
{#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#}
ethyl 7-methylimidazo[1,2-a]pyridine-2-carboxylate