| กก |
 |
|
|
|
| JOMC | Poly | |||
 |
 |
 |
กก | |
 |
Spectral Database for Organic Compounds SDBS |
NIST Chemistry WebBook |
 |
|
 |
 |
 |
CCDC (X-ray) | NMR table |
 |
 |
กก | กก | |