Table 3.

Selected data from X-ray photoemission spectroscopy.

Compounds	Pt 4f7/2 [eV]	N 1s [eV]	Assignment	O 1s [eV]
Hematoporphyrin IX		400	>N−H	532.2
		398	=N−
cis-[Pt(III)(NH3)2(Hp−3H )(H2O)2]·H2O 1	73.2	400.5	NH3	532.6
		399.2	>N−Pt
		398.4	>N$\text{H}\cdots \underset{|}{\text{N}}=$
[Pt(III)(Hp−3H )(H2O)2]·H2O 2	73.1	399.0	>N−Pt	532.6
[Pt((O,O)Hp−2H )Cl(H2O)3] 3	73.8	400.3	>N$\text{H}\cdots \cdots \cdots \underset{|}{\text{N}}=$	532.5
				529.0