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 (15S,17S,18S,19E,21E,23E,25E,27E,29E,31E,35S,36R,37S)-33-[(2S,3S,4S,5S)-4-amino-3,5-dihydroxyoxan-2-yl]oxy-1,3,5,6,9,11,17,37-octahydroxy-N-[(2S)-2-hydroxypropyl]-15,18-dimethyl-13-oxo-14,39-dioxabicyclo[33.3.1]nonatriaconta-19,21,23,25,27,29,31-heptaene-36-carboxamide ?
user
C48H76N2O17
assistant