Task: Answer the MCQ question.
Query: Which drug has a 19.906\% 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 CCn1c(=O)c(CCC(=O)NCC2CCCO2)c(C)c2c(C)nn(-c3ccc(C)cc3)c21
b COC(=O)C1CCN(CC(N)=O)CC1
Answer: a. CCn1c(=O)c(CCC(=O)NCC2CCCO2)c(C)c2c(C)nn(-c3ccc(C)cc3)c21
{#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#}
CCn1c(=O)c(CCC(=O)NCC2CCCO2)c(C)c2c(C)nn(-c3ccc(C)cc3)c21
CCn1c(=O)c(CCC(=O)NCC2CCCO2)c(C)c2c(C)nn(-c3ccc(C)cc3)c21
3-[7-ethyl-3,4-dimethyl-1-(4-methylphenyl)-6-oxopyrazolo[3,4-b]pyridin-5-yl]-N-(oxolan-2-ylmethyl)propanamide