You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[7-(2-aminooxyethenoxy)-1-methoxy-1-oxo-4H-2,4,1lambda5-benzodiazaphosphinin-3-yl]-2-(cyclopropylmethyl)-5-hydroxy-6-thiophen-3-ylpyridazin-3-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H22N5O6PS
assistant