Task: Answer the MCQ question.
Query: What is the hERG inhibition at 1uM of a compound with the SMILES O=C1CN=C(c2cc([N+](=O)[O-])ccc2Cl)c2cc([N+](=O)[O-])ccc2N1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
(a) 2.771
(b) 8.434
(c) 1.191
Answer: b. 8.434\%.
{#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}.
O=C1CN=C(c2cc([N+](=O)[O-])ccc2Cl)c2cc([N+](=O)[O-])ccc2N1
O=C1CN=C(c2cc([N+](=O)[O-])ccc2Cl)c2cc([N+](=O)[O-])ccc2N1
5-(2-chloro-5-nitrophenyl)-7-nitro-1,3-dihydro-1,4-benzodiazepin-2-one