Task: Answer the MCQ question.
Question: Which compound exhibits a 4.564\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Cc1cc(C)c(NC(=O)CSc2nc3ncc(Cl)cc3[nH]2)c(C)c1
b Cl.O=C1OC(CN2CCOCC2)CN1N=Cc1ccc([N+](=O)[O-])o1
Answer: b. Cl.O=C1OC(CN2CCOCC2)CN1N=Cc1ccc([N+](=O)[O-])o1
{#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#}
Cl.O=C1OC(CN2CCOCC2)CN1N=Cc1ccc([N+](=O)[O-])o1
Cl.O=C1OC(CN2CCOCC2)CN1N=Cc1ccc([N+](=O)[O-])o1
5-(morpholin-4-ylmethyl)-3-[(5-nitrofuran-2-yl)methylideneamino]-1,3-oxazolidin-2-one;hydrochloride