Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -17.954% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CC(=O)c1c(NCCc2ccccc2)cc(C)oc1=O
b) CCOC(=O)C1CCN(C(=O)Cn2cc(C(=O)C3CC3)c3ccccc32)CC1
Answer: a. CC(=O)c1c(NCCc2ccccc2)cc(C)oc1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CC(=O)c1c(NCCc2ccccc2)cc(C)oc1=O
CC(=O)c1c(NCCc2ccccc2)cc(C)oc1=O
3-acetyl-6-methyl-4-(2-phenylethylamino)pyran-2-one