Task: Answer the multiple choice question.
Question: Which compound exhibits a -2.170\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COc1ccc(N2C(=O)CC(Sc3nc4c(cc3C#N)CCC4)C2=O)cc1
b: COc1ccc(NC(=O)CC2C(=O)OCC3CCCCN32)cc1Cl
Answer: b. COc1ccc(NC(=O)CC2C(=O)OCC3CCCCN32)cc1Cl
{#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#}
COc1ccc(NC(=O)CC2C(=O)OCC3CCCCN32)cc1Cl
COc1ccc(NC(=O)CC2C(=O)OCC3CCCCN32)cc1Cl
N-(3-chloro-4-methoxyphenyl)-2-(3-oxo-4,6,7,8,9,9a-hexahydro-1H-pyrido[2,1-c][1,4]oxazin-4-yl)acetamide