You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (4S,4aS,5S,5aS,6S,12aS)-4-(dimethylamino)-6-[2-(dimethylamino)ethylsulfanylmethyl]-1,5,10,11,12a-pentahydroxy-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide .
user
C26H33N3O8S
assistant