 |
 |
|
|
|
| 3,4-Dihydroxycinnamic acid, predominantly trans isomer 331-39-5 |
 |
| 3,4-Dihydroxycinnamic acid, predominantly trans isomer 331-39-5 |
 |
| 3,4-Dihydroxycinnamic acid, predominantly trans isomer 331-39-5 |
 |
| 3,4-Dihydroxycinnamic acid, predominantly trans isomer 331-39-5 |
|
|
|
|
|
