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 (4aS,6aR,6aR,6bR,12aR,14aR,14bR)-10-methoxy-2,4a,6a,6b,9,9,12a-heptamethyl-1,3,4,5,6,6a,7,8,8a,10,11,12,13,14,14a,14b-hexadecahydropicene-2-carboxamide ?
user
C31H53NO2
assistant