Table 2. Selected Structural Parameters of the Cation in Complex 4 Obtained from Single-Crystal X-ray Diffraction Studies (Bond Lengths in Angstroms and Angles in Degrees).

Pt(1)–C(1)	2.039(2)	N(1)–Pt(1)–C(1)	85.31(9)
Pt(1)–N(1)	2.039(2)	C(1)–Pt(1)–X(1)	178.95(9)
Pt(1)–X(1)	2.169(3)	C(1)–Pt(1)–X(2)	94.79(10)
Pt(1)–X(2)	2.039(2)	N(1)–Pt(1)–X(1)	94.14(9)
P(1)–N(1)	1.622(2)	N(1)–Pt(1)–X(2)	179.01(9)
P(1)–C(2)	1.773(2)	X(1)–Pt(1)–X(2)	85.78(10)
P(1)–C(7)	1.797(3)	C(19)–N(1)–Pt(1)	125.82(16)
P(1)–C(13)	1.797(3)	C(19)–N(1)–P(1)	116.21(16)
N(1)–C(19)	1.444(3)	C(19)–N(1)–P(1)	116.21(16)
C(1)–C(2)	1.409(3)