The structure is a structure with three lai. but that is a Delta-d and more than one structure. By P-O-P angle equal to equal and 115.5 DdDA Angstrom. 166.
Structure similar to the structure of the third one. But there is good delta angle and more than one structure. The POP angle equal to 115.5 and DdDA. Equal to 166 Angstrom.
The third structure similar to the structure, one But the angle and delta DDA more than one structure. The angle P-O-P was 115.5 DdDA. Equal and to 166 Angstrom