You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
carbanide;carboxymethyl-[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]azanide;iminotechnetium(2+) is the IUPAC name of a molecule. Please give its molecular formula.
user
C7H16N2O5Tc
assistant