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 organic electroluminescent device and belongs to the delayed fluorescence class of molecules, with the characteristic of being electroluminescent.
user
c1ccc(-c2ccc3c(c2)c2cc(-n4c5ccc(-n6c7ccccc7c7ccccc76)cc5c5cc(-n6c7ccccc7c7ccccc76)ccc54)ccc2c2nccnc32)cc1
assistant