1. C00030 compound   Reduced acceptor

2. C00051 compound   Reduced glutathione
                      Glutathione (Reduced type)
                      GSH
                      Glutathione
                      5-L-Glutamyl-L-cysteinylglycine
                      gamma-L-Glutamyl-L-cysteinyl-glycine
                      N-(N-gamma-L-Glutamyl-L-cysteinyl)glycine

3. C00138 compound   Reduced ferredoxin

4. C00340 compound   Reduced rubredoxin

5. C00342 compound   Reduced thioredoxin
                      Thioredoxin

6. C01007 compound   Reduced riboflavin

7. C01080 compound   Reduced coenzyme F420

8. C01748 compound   Reduced pyocyanine
                      Pyocyanine

9. C01847 compound   Reduced FMN
                      FMNH2

10. C02090 compound   Reduced trypanothione
                      TSH
                      Trypanothione
                      N1,N8-Bis-(glutathionyl)spermidine
                      N1,N8-Bis-(gamma-L-glutamyl-L-cysteinyl-glycyl)-spermidine

11. C02745 compound   Reduced flavodoxin

12. C02747 compound   Reduced-(S)-usnate

13. C03024 compound   Reduced flavoprotein

14. C03025 compound   Reduced plastocyanin

15. C05311 compound   Reduced Menaquinone

16. C05358 compound   Reduced azurin

17. C05720 compound   Reduced 2,6-Dichlorophenolindophenol

18. C05850 compound   Reduced Vitamin K

19. C06013 compound   Reduced cytochrome c3

20. C06256 compound   Reduced cytochrome c

21. C07292 compound   Reduced glutaredoxin

22. C00662 compound   Reduced adrenal ferredoxin

23. C01359 compound   Reduced pyrroloquinoline-quinone
                      PQQH2

24. C05721 compound   Reduced methylene blue

25. C06110 compound   Cytochrome P-450 reduced form

26. C04570 compound   Reduced electron-transferring flavoprotein