Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES CCOc1ccc(C2C3=C(CCCC3=O)OC(N)=C2[N+](=O)[O-])cc1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
a) 7.061
b) 20.458
c) 5.646
Answer: b. 20.458\%.
{#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}.
CCOc1ccc(C2C3=C(CCCC3=O)OC(N)=C2[N+](=O)[O-])cc1
CCOc1ccc(C2C3=C(CCCC3=O)OC(N)=C2[N+](=O)[O-])cc1
2-amino-4-(4-ethoxyphenyl)-3-nitro-4,6,7,8-tetrahydrochromen-5-one