You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[(2-morpholin-4-yl-[1,3]thiazolo[4,5-h]quinazolin-8-yl)amino]benzenesulfinamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H18N6O2S2
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