You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (1R,2S,5S,8R,9S,10S,14R)-2,8,12,12-tetramethyl-5-phenyl-11,13,15-trioxatetracyclo[7.5.1.02,7.010,14]pentadec-6-ene-3,3,4,4-tetracarbonitrile ?
user
C26H24N4O3
assistant