You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1S,4R,6S,12S,15R)-4-hydroxy-5,5-dimethyl-11,13-dioxatetracyclo[7.5.1.01,6.012,15]pentadec-8-ene-2,14-dione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H18O5
assistant