Task: Answer the multiple-choice question.
Question: Which compound has a 14.515\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) CCOc1ncccc1C(=O)N=c1sccn1C
b) Cc1cccc(N(C(=O)Cn2nnc3ccccc32)C(C(=O)NCc2ccco2)c2ccncc2)c1
c) CC(=O)CCc1ccc2oc(C(=O)O)c(C)c2c1
Answer: a. CCOc1ncccc1C(=O)N=c1sccn1C
{#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#}
CCOc1ncccc1C(=O)N=c1sccn1C
CCOc1ncccc1C(=O)N=c1sccn1C
2-ethoxy-N-(3-methyl-1,3-thiazol-2-ylidene)pyridine-3-carboxamide