You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 4-[[N-[2-[[1-[[3-carboxy-1-hydroxy-3-(2-hydroxyphenyl)propyl]amino]-2,2-dihydroxyethylidene]amino]ethyl]-C-(dihydroxymethyl)carbonimidoyl]amino]-4-hydroxy-2-(2-hydroxyphenyl)butanoic acid is given. What is its corresponding molecular formula?
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C26H34N4O12
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