You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-[(7Z)-3-hydroxy-3-methyldeca-7,9-dien-4-yl]oxy-17-[(4E,6E,8Z)-9-(3-hydroxyphenyl)-5,6-dimethylnona-4,6,8-trienyl]-3,8,16-trimethyl-2,9,13,18-tetraoxatetracyclo[10.9.0.03,10.014,19]henicosan-21-ol is the IUPAC name of a molecule. Please give its molecular formula.
user
C48H72O8
assistant