You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as [(2R,3S,4R,5R)-5-(6-amino-2-phenylpurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methyl N-[(2S)-2-amino-3-hydroxypropanoyl]sulfamate using the IUPAC nomenclature.
user
C19H23N7O8S
assistant