Task: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES CCn1cc(C(=O)O)c(=O)c2cnc(N3CCN(C(=S)Nc4ccccc4)CC3)nc21?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) 0.771
(b) 14.881
(c) -5.668
(d) 11.475
Answer: b. 14.881\%.
{#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}.
CCn1cc(C(=O)O)c(=O)c2cnc(N3CCN(C(=S)Nc4ccccc4)CC3)nc21
CCn1cc(C(=O)O)c(=O)c2cnc(N3CCN(C(=S)Nc4ccccc4)CC3)nc21
8-ethyl-5-oxo-2-[4-(phenylcarbamothioyl)piperazin-1-yl]pyrido[2,3-d]pyrimidine-6-carboxylic acid