You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (6E)-6-[(3,5-ditert-butyl-4-hydroxyphenyl)methylidene]-3,5-dimethyl-5H-cyclopenta[f][1,3]benzoxazole-2,7-dione .
user
C27H31NO4
assistant