You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(6Z)-5-imino-6-[[3-methoxy-4-[2-(2-methoxyphenoxy)ethoxy]-5-prop-2-enylphenyl]methylidene]-[1,3]thiazolo[3,2-a]pyrimidin-7-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H25N3O5S
assistant