You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (4S,4aR,5R,12aS)-6-amino-4-(dimethylamino)-5,10,11,12,12a-pentahydroxy-9-(4-methoxyphenyl)-1,3-dioxo-4,4a,5,12-tetrahydrotetracene-2-carboxamide into its molecular formula.
user
C28H29N3O9
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