| Undecaprenyl-diphospho-N-acetylmuramoyl-L-alanyl-D-glutamyl-meso- 2,6-diaminopimeloyl-D-alanyl-D-alanine | UDP-N-acetylglucosamine |
| Undecaprenyl-diphospho-N-acetylmuramoyl-(N-acetylglucosamine)-L- alanyl-D-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine | UDP |