You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1R,3R)-5-[(2E)-2-[(1R,3aS,7aR)-1-[(2R)-6,6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-2-(3-hydroxypropylidene)cyclohexane-1,3-diol is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H50O3
assistant