Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 9.876\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cc1cnc(CNC(=O)c2ccc3oc(Cc4ccc(Cl)cc4)nc3c2)cn1
(b) CCOC(=O)CC(N)c1cccc([N+](=O)[O-])c1.Cl
Answer: b. CCOC(=O)CC(N)c1cccc([N+](=O)[O-])c1.Cl
{#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#}
CCOC(=O)CC(N)c1cccc([N+](=O)[O-])c1.Cl
CCOC(=O)CC(N)c1cccc([N+](=O)[O-])c1.Cl
ethyl 3-amino-3-(3-nitrophenyl)propanoate;hydrochloride