You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2Z)-2-[(E)-1-[4-[(4Z)-4-[(2-hydroxyphenyl)methylidene]-2-methyl-5-oxoimidazol-1-yl]phenyl]ethylidenehydrazinylidene]-1,3-thiazolidin-4-one by IUPAC nomenclature, provide its molecular formula.
user
C22H19N5O3S
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