You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [(1R,2S,4R,6S,9R,10R,11S,12S,13S,15R)-6,10,15-trihydroxy-1,5,5,9,13-pentamethyl-16-oxo-3-oxatetracyclo[7.7.0.02,4.011,15]hexadecan-12-yl] (E)-3-phenylprop-2-enoate .
user
C29H38O7
assistant