You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4aS,11aR,12aR)-3-acetyl-4,4a,6,7-tetrahydroxy-11a,12a-dimethyl-1,10-di(propan-2-yl)-8-[4-[(4-propylcyclohexyl)methyl]cyclopenta-1,3-dien-1-yl]-11,12-dihydro-1H-tetracene-2,5-dione is the IUPAC name of a molecule. Please give its molecular formula.
user
C43H56O7
assistant