You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The fluorescent molecule has an effect on lightening.
user
SCC[n+]1ccc2c(c1)CCCC2=Cc1cc2c3c(c1)CCCN3CCC2
assistant