You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule 2-(3H-dibenzofuran-3-id-4-yl)-4-methyl-5-(2-methylpropyl)pyridine;2-dibenzofuran-4-yl-4-methyl-5-(2-methylpropyl)pyridine;iridium;iridium(3+);methanol;2-methyl-6-phenylpyridine ?
user
C94H89Ir2N6O4-2
assistant