Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at 1uM of a drug with the SMILES O=C(c1cc2cc([N+](=O)[O-])ccc2s1)N1CCOCC1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
(a) 3.798
(b) 7.821
(c) 4.644
Answer: a. 3.798\%.
{#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=C(c1cc2cc([N+](=O)[O-])ccc2s1)N1CCOCC1
O=C(c1cc2cc([N+](=O)[O-])ccc2s1)N1CCOCC1
morpholin-4-yl-(5-nitro-1-benzothiophen-2-yl)methanone