You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(8E,11E,14E)-1-(1,3-dihydroxyoctadecan-2-ylamino)-1-oxoheptadeca-8,11,14-trien-3-yl] (10E,13E,16E)-nonadeca-10,13,16-trienoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C54H95NO5
assistant