Table 1.
Structures of basic nitrogen-containing heteroaromatic rings (BHR) in 1,9-diarylnona-1,3,6,8-tetraen-5-ones (59-83)
| BHR |
|
|
|
|
|
| compds | 59 | 60 | 61 | 62 | 63 |
| BHR |
|
|
|
|
|
| compds | 64 | 65 | 66 | 67 | 68 |
| BHR |
|
|
|
|
|
| compds | 69 | 70 | 71 | 72 | 73 |
| BHR |
|
|
|
|
|
| compds | 74 | 75 | 76 | 77 | 78 |
| BHR |
|
|
|
|
|
| compds | 79 | 80 | 81 | 82 | 83 |