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 4-(dimethylamino)-1,10,11,12a-tetrahydroxy-7-[2-methoxy-5-[(Z)-methoxyiminomethyl]phenyl]-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide ?
user
C30H31N3O9
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