You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance [(2R)-1-(6-aminopurin-9-yl)propan-2-yl]oxymethyl-[2-[14-[ethyl(dimethyl)-lambda4-sulfanyl]tetradecylsulfanyl]ethoxy]phosphinic acid .
user
C29H56N5O4PS2
assistant