You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: It belongs to the organic light-emitting device class of molecules. Please write the SMILES representation of it.
user
CC(C)(C)c1ccc2c(c1)c1c(n2-c2cc(Cl)cc(N(c3ccc4c(c3)C(C)(C)CCC4(C)C)c3ccc4c(c3)C(C)(C)CCC4(C)C)c2)-c2ccccc2C1(C)C
assistant