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 [(1S,4S,5R,9S,10S,13S)-5,9,13-trimethyl-5-tetracyclo[8.4.0.01,13.04,9]tetradecanyl]methanol ?
user
C18H30O
assistant