You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by [(7Z,9Z,11E,13E)-1-(1,3-dihydroxyhexadecan-2-ylamino)-1-oxohexadeca-7,9,11,13-tetraen-3-yl] (10E,12E)-octadeca-10,12-dienoate ?
user
C50H87NO5
assistant