Problem statement: Answer the multiple-choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES Cc1c(-c2ccccc2)oc2c(C(=O)N3CCN(c4ccc([N+](=O)[O-])cc4)CC3)cccc2c1=O?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a 16.538
b -20.053
Answer: b. -20.053\%.
{#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}.
Cc1c(-c2ccccc2)oc2c(C(=O)N3CCN(c4ccc([N+](=O)[O-])cc4)CC3)cccc2c1=O
Cc1c(-c2ccccc2)oc2c(C(=O)N3CCN(c4ccc([N+](=O)[O-])cc4)CC3)cccc2c1=O
3-methyl-8-[4-(4-nitrophenyl)piperazine-1-carbonyl]-2-phenylchromen-4-one