Problem statement: Answer the multiple choice question.
Query: Which compound has a 6.812\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(Cn1c2ccccc2c(=O)c2cc([N+](=O)[O-])ccc21)Nc1ccccc1Cl
b. CC(C)CNS(=O)(=O)c1ccc(N)cc1
c. O=C(OCN1C(=O)c2ccccc2C1=O)c1ccco1
d. O=c1c(F)cn(C2CCCO2)c(=O)n1Cc1ccc([N+](=O)[O-])cc1
Answer: a. O=C(Cn1c2ccccc2c(=O)c2cc([N+](=O)[O-])ccc21)Nc1ccccc1Cl
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(Cn1c2ccccc2c(=O)c2cc([N+](=O)[O-])ccc21)Nc1ccccc1Cl
O=C(Cn1c2ccccc2c(=O)c2cc([N+](=O)[O-])ccc21)Nc1ccccc1Cl
N-(2-chlorophenyl)-2-(2-nitro-9-oxoacridin-10-yl)acetamide