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 2-(3-methoxy-4,4,10,13-tetramethyl-1,2,3,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-17-yl)propan-1-ol .
user
C25H44O2
assistant