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: This molecule is a member of the light-emitting class and influences electron transport. Please represent the molecule in SMILES.
user
c1ccc2c(c1)-c1c(-c3cccc4c3oc3cc(-c5nc(-c6ccc7c(c6)oc6ccccc67)c6sc7ccccc7c6n5)ccc34)cccc1C21CCCCC1
assistant