Task: Answer the multiple choice question.
Query: Which compound exhibits a -19.536\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCC(=O)N(CCc1ccc(OC)c(OC)c1)Cc1cc2ccc(C)cc2n2nnnc12
b) CCc1nnc(NC(=O)CSc2sc3c(O)cc(=O)[nH]c3c2C#N)s1
Answer: a. CCC(=O)N(CCc1ccc(OC)c(OC)c1)Cc1cc2ccc(C)cc2n2nnnc12
{#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#}
CCC(=O)N(CCc1ccc(OC)c(OC)c1)Cc1cc2ccc(C)cc2n2nnnc12
CCC(=O)N(CCc1ccc(OC)c(OC)c1)Cc1cc2ccc(C)cc2n2nnnc12
N-[2-(3,4-dimethoxyphenyl)ethyl]-N-[(8-methyltetrazolo[1,5-a]quinolin-4-yl)methyl]propanamide