You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1,6,8,14a-tetrahydroxy-11-[[(2S,3R,4R,5R,6S)-4-hydroxy-3,5-dimethoxy-6-methyloxan-2-yl]amino]-9-(3-hydroxypropylimino)-6a-methoxy-3-methyl-7,12,14-trioxo-5,6-dihydrobenzo[a]tetracene-2-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C36H40N2O15
assistant