You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (16Z,19Z,22Z)-N-[(E)-1-[3,4-dihydroxy-6-(hydroxymethyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3-hydroxyhentriacont-4-en-2-yl]triaconta-16,19,22-trienamide into molecular formula.
user
C73H135NO13
assistant