You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2E,5Z)-3-amino-5-[(2-methyl-2,3-dihydro-1,4-benzodioxin-6-yl)methylidene]-2-[3-methyl-2-oxo-3-(1,2,4-triazol-1-yl)butylidene]-1,3-thiazolidin-4-one into its molecular formula.
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C20H21N5O4S
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