Task: Answer the multiple choice question.
Query: Which compound has a -49.632\% 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) c1coc(-c2nc3c([nH]2)CCc2nonc2-3)c1
b) CCCCN(CC)Cc1c(C)[nH]c2c(ccc3ccccc32)c1=O
Answer: b. CCCCN(CC)Cc1c(C)[nH]c2c(ccc3ccccc32)c1=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#}
CCCCN(CC)Cc1c(C)[nH]c2c(ccc3ccccc32)c1=O
CCCCN(CC)Cc1c(C)[nH]c2c(ccc3ccccc32)c1=O
3-[[butyl(ethyl)amino]methyl]-2-methyl-1H-benzo[h]quinolin-4-one