Task: Answer the multiple choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES CCOC(=O)CCNC(=O)Nc1cc2nc(C)n(Cc3cccc(Cl)c3)c2nc1C?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) 2.568
(b) 6.891
(c) 4.489
(d) 5.230
Answer: a. 2.568\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
CCOC(=O)CCNC(=O)Nc1cc2nc(C)n(Cc3cccc(Cl)c3)c2nc1C
CCOC(=O)CCNC(=O)Nc1cc2nc(C)n(Cc3cccc(Cl)c3)c2nc1C
ethyl 3-[[3-[(3-chlorophenyl)methyl]-2,5-dimethylimidazo[4,5-b]pyridin-6-yl]carbamoylamino]propanoate