You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a potassium channel inhibitor that impacts arrhythmia treatment.
user
Nc1nccnc1C(=O)NCC1(c2cc(F)cc(F)c2)CCN(c2ncccn2)CC1
assistant