You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[[(2R,5R)-5-(3-carbamoyl-2-oxopyrazin-1-yl)-3,4-dihydroxy-4-methyloxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate;N,N-diethylethanamine is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H63N6O15P3
assistant