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 compound with the SMILES C=C1C(=O)O[C@H]2C1CC[C@@](C)(O)C13C=CC(C)(C21)C1(C3)C(=O)O[C@@H]2C3C(C)=CCC3[C@](C)(O)C[C@H](OC(C)=O)C21?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) 4.715
b) -3.423
c) 2.537
d) -38.185
e) 2.120
Answer: e. 2.120\%.
{#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}.
[(2'R,4S,6R,9'S,9bR)-2',6-dihydroxy-2',6,9,11'-tetramethyl-6'-methylidene-2,7'-dioxospiro[4,5,6a,7,9a,9b-hexahydro-3aH-azuleno[4,5-b]furan-3,15'-8-oxatetracyclo[9.2.2.01,10.05,9]pentadec-12-ene]-4-yl] acetate