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 (1R,3aS,5aR,5bR,7aR,11aR,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-10-(2-methylimidazole-1-carbonyl)oxy-9-oxo-1-prop-1-en-2-yl-2,3,4,5,6,7,7a,11b,12,13,13a,13b-dodecahydro-1H-cyclopenta[a]chrysene-3a-carboxylic acid ?
user
C35H48N2O5
assistant