You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
9-[3-[6-(3,6-ditert-butylcarbazol-9-id-1-yl)-4-phenylpyridin-2-yl]benzene-2-id-1-yl]pyrido[2,3-b]indole;9-[3-[6-(3,6-ditert-butylcarbazol-9-id-1-yl)-4-phenylpyridin-2-yl]-5-phenylbenzene-2-id-1-yl]pyrido[2,3-b]indole;9-[6-[3-(3,6-diphenylcarbazol-9-id-1-yl)benzene-2-id-1-yl]pyridin-2-yl]pyrido[2,3-b]indole;platinum(2+) The above is the IUPAC name of a molecule. Write its molecular formula.
user
C148H112N12Pt3
assistant