You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a organic light-emitting device and belongs to the fluorescent class of molecules. Please represent the molecule in SMILES.
user
N#Cc1cccc2c3cccc(-n4c5ccccc5c5c4ccc4c6ccccc6n(-c6ccccc6)c45)c3n(-c3ccccc3)c12
assistant