Task: Answer the multiple choice question.
Question: Which drug exhibits a 12.518\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COc1ccccc1OCCCC(=O)NCc1ccco1
b: COc1ccc(OC)c2c1CC(C)(C)NC2=O
Answer: b. COc1ccc(OC)c2c1CC(C)(C)NC2=O
{#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(OC)c2c1CC(C)(C)NC2=O
COc1ccc(OC)c2c1CC(C)(C)NC2=O
5,8-dimethoxy-3,3-dimethyl-2,4-dihydroisoquinolin-1-one