You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(2-cyano-6-methylphenyl)-13-methyl-9-[4-[[6-methyl-2-(7-oxa-2-azaspiro[3.5]nonan-2-yl)pyridine-3-carbonyl]amino]benzoyl]-9,14-diazatricyclo[8.4.0.02,6]tetradeca-1(10),2(6),4,11,13-pentaene-4-carboxamide;ethane is the IUPAC name of a molecule. Please give its molecular formula.
user
C45H47N7O4
assistant