Spectral Analysis and Crystal Structures of 4-(4-Methylphenyl)-6-Phenyl-2,3,3a, 4-Tetrahydro-1H-Pyrido[3,2,1-jk]Carbazole and 4-(4-Methoxyphenyl)-6-Phenyl-2,3,3a, 4-Tetrahydro-1H-Pyrido[3,2,1-jk]Carbazole

Table 4

Some important bond lengths (Å) and bond angles (°) for compound (IIb).

N(1)-C(10)	1.398(2)
N(1)-C(11)	1.415(2)
C(10)-C(9)	1.484(3)
O(1)-C(2)	1.374(3)
O(1)-C(1)	1.417(3)
C(9)-C(13)	1.532(3)
C(9)-C(8)	1.543(3)
C(8)-C(12)	1.525(3)
C(16)-C(15)	1.497(3)
C(13)-C(14)	1.526(3)
C(14)-C(15)	1.531(3)
C(12)-C(11)-N(1)	117.88(17)
C(12)-C(11)-C(23)	122.99(18)
N(1)-C(11)-C(23)	118.79(17)
C(16)-C(10)-C(9)	127.77(18)
N(1)-C(10)-C(9)	121.28(16)
C(2)-O(1)-C(1)	117.8(2)
C(10)-C(9)-C(13)	107.09(15)
C(10)-C(9)-C(8)	109.10(16)
C(13)-C(9)-C(8)	114.90(16)
C(5)-C(8)-C(12)	114.82(16)
C(5)-C(8)-C(9)	111.68(16)
C(12)-C(8)-C(9)	107.74(16)
C(10)-C(16)-C(15)	122.36(19)
C(17)-C(16)-C(15)	130.74(18)
C(14)-C(13)-C(9)	111.10(17)
O(1)-C(2)-C(3)	115.6(2)
O(1)-C(2)-C(7)	125.0(2)
C(11)-C(12)-C(8)	124.04(18)
C(13)-C(14)-C(15)	111.84(18)
C(16)-C(15)-C(14)	109.72(17)