You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-[(E)-[1-(2-amino-1,3-thiazol-4-yl)-3-[(2S,3S)-2-[[[2-(5-hydroxy-4-oxo-1H-pyridin-2-yl)-1,3-oxazole-4-carbonyl]amino]methyl]-4-oxo-1-sulfoazetidin-3-yl]-2-oxopropylidene]amino]oxy-2-methylpropanoic acid by IUPAC nomenclature, provide its molecular formula.
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C23H23N7O12S2
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