You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[4-[[3-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-a]phthalazin-6-yl]amino]phenyl]-4-morpholin-4-ylbenzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C33H29N7O3
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