Task: Answer the multiple-choice question.
Question: Which drug exhibits a 16.497\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COCCN(C(=O)CCC(=O)Nc1ccccn1)C(C(=O)NC(C)(C)C)c1ccc(OC)cc1
b: COc1cc(OC)c(NC(=O)Cn2cnc3sc(C)c(S(=O)(=O)N4CCOCC4)c3c2=O)cc1Cl
Answer: a. COCCN(C(=O)CCC(=O)Nc1ccccn1)C(C(=O)NC(C)(C)C)c1ccc(OC)cc1
{#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#}
COCCN(C(=O)CCC(=O)Nc1ccccn1)C(C(=O)NC(C)(C)C)c1ccc(OC)cc1
COCCN(C(=O)CCC(=O)Nc1ccccn1)C(C(=O)NC(C)(C)C)c1ccc(OC)cc1
N'-[2-(tert-butylamino)-1-(4-methoxyphenyl)-2-oxoethyl]-N'-(2-methoxyethyl)-N-pyridin-2-ylbutanediamide