| Reaction |
| R02379 | S-adenosyl-L-methionine:3,4-dihydroxy-trans-cinnamate 3-O-methyltransferase |
| R03130 | S-adenosyl-L-homocysteine:N-acetylserotonin O-methyltransferase |
| R03366 | S-adenosyl-L-methionine:3,4-dihydroxy-trans-cinnamate 3-O-methyltransferase |
| R06574 | caffeic aldehyde:3,4-dihydroxy-trans-cinnamate 3-O-methyltransferase |
| R06575 | S-adenosyl-L-methionine:3,4-dihydroxy-trans-cinnamate 3-O-methyltransferase |
| R06576 | S-adenosyl-L-methionine:3,4-dihydroxy-trans-cinnamate 3-O-methyltransferase |
| R06577 | S-adenosyl-L-methionine:3,4-dihydroxy-trans-cinnamate 3-O-methyltransferase |
|