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 3

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

N(7)-C(11C)	1.396(3)
N(7)-C(7A)	1.401(3)
N(7)-C(6)	1.420(3)
C(11C)-C(11B)	1.350(3)
C(11C)-C(3A)	1.485(3)
C(11B)-C(11A)	1.430(4)
C(11B)-C(1)	1.494(4)
C(3)-C(2)	1.524(4)
C(2)-C(1)	1.525(4)
C(11C)-N(7)-C(7A)	107.14(19)
C(11C)-N(7)-C(6)	120.06(19)
C(18)-C(4)-C(5)	113.92(19)
C(18)-C(4)-C(3A)	112.60(19)
C(5)-C(4)-C(3A)	108.36(18)
C(11B)-C(11C)-C(3A)	127.5(2)
N(7)-C(11C)-C(3A)	121.1(2)
C(17)-C(12)- C(6)	121.4(2)
C(6)-C(5)-C(4)	122.9(2)
C(5)-C(6)-N(7)	117.5(2)
C(5)-C(6)-C(12)	122.8(2)
C(19)-C(18)-C(4)	121.6(2)
C(11C)-C(3A)-C(3)	107.1(2)
C(11C)-C(3A)-C(4)	107.83(19)
C(3)-C(3A)-C(4)	114.94(19)
C(11C)-C(11B)-C(1)	122.5(2)
C(11A)-C(11B)-C(1)	130.9(2)
C(2)-C(3)-C(3A)	111.5(2)
C(3)-C(2)-C(1)	111.7(2)
C(11B)-C(1)-C(2)	110.1(2)