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 (3aR,8aR,9aR)-3-[[3-(dibutylamino)propylamino]methyl]-5,8a-dimethyl-3,3a,4,6,7,8,9,9a-octahydrobenzo[f][1]benzofuran-2-one ?
user
C26H46N2O2
assistant