You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as N-(6-phenylnaphthalen-2-yl)-N-(4-phenylphenyl)-[1]benzothiolo[2,3-b]pyridin-5-amine using the IUPAC nomenclature.
user
C39H26N2S
assistant