Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 22.274\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C(Nc1ccc(S(=O)(=O)Nc2ncccn2)cc1)c1cc([N+](=O)[O-])ccc1Cl
b: COc1ccc(C(=O)N2CCN(CCc3ccccn3)CC2)cc1.Cl
Answer: a. O=C(Nc1ccc(S(=O)(=O)Nc2ncccn2)cc1)c1cc([N+](=O)[O-])ccc1Cl
{#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(Nc1ccc(S(=O)(=O)Nc2ncccn2)cc1)c1cc([N+](=O)[O-])ccc1Cl
O=C(Nc1ccc(S(=O)(=O)Nc2ncccn2)cc1)c1cc([N+](=O)[O-])ccc1Cl
2-chloro-5-nitro-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]benzamide