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system
For the molecule named (19Z,22Z,25Z,28Z,31Z)-N-[(4E,8E)-1-[5-[3,4-dihydroxy-6-(hydroxymethyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-hydroxypentadeca-4,8-dien-2-yl]tetratriaconta-19,22,25,28,31-pentaenamide by IUPAC nomenclature, provide its molecular formula.
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C67H115NO18
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