Task: Answer the multiple-choice question.
Query: Which compound exhibits a 14.345\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCOC1OC(=O)C(Cl)=C1Nc1cc(C)ccc1C
b. O=C1CC(C(=O)N2CCOCC2)C2(CCCC2)O1
Answer: a. CCOC1OC(=O)C(Cl)=C1Nc1cc(C)ccc1C
{#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#}
CCOC1OC(=O)C(Cl)=C1Nc1cc(C)ccc1C
CCOC1OC(=O)C(Cl)=C1Nc1cc(C)ccc1C
4-chloro-3-(2,5-dimethylanilino)-2-ethoxy-2H-furan-5-one