You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 5-(5,5-dioxo-6,7-dihydro-4H-thiopyrano[4,3-d][1,3]thiazol-2-yl)-2-methylpyrimidin-4-amine .
user
C11H12N4O2S2
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