Table 4.

Reaction data from the different synthetic methods of novel compounds.

Compd.	Method	Time (min)	Yield (%)	Compd.	Method	Time (min)	Yield (%)
2a	A	120	67	3d	E	15	60
2a	B	15	56	4a	F	75	12
2b	A	120	83	4a	G	10	94
2c	A	120	37	4a	H	4440	14
2c	B	15	66	4b	F	240	31
2c	C	20	19	4c	F	135	14
2d	A	120	53	4c	G	15	19
2d	B	15	38	4c	I	5	trace
2e	A	120	36	4d	F	90	10
2f	A	120	12	4d	G	20	92
3a	E	15	68	4d	I	5	trace
3c	D	120	26	4e	F	120	54