You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is a potassium channel inhibitor.
user
Cc1c(C(O)CN2CCC3(CC2)CN(c2ccc(C#N)cn2)C3=O)ccc2c1COC2=O
assistant