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 based on this description: The molecule is organic electroluminescent, light-emitting, and electroluminescent.
user
C1=CC2Oc3c(-c4ccc(-c5ccc(-c6cc(-c7cccnc7)cc(-c7cccnc7)c6)cc5)cc4)ccc(-c4nc(-c5ccccc5)nc(-c5cccc6c5oc5ccccc56)n4)c3OC2C=C1
assistant