You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[5-[(Z)-2-amino-1-[amino(methyl)amino]prop-1-enyl]-8-(oxan-4-ylmethyl)-3,8,10-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,5,10,12-hexaen-11-yl]amino]ethyl-ethoxyphosphinous acid;benzene is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H42N7O3P
assistant