| n-((phenylmethoxy)carbonyl)-dl-leucin (3-(5-nitro-2-furanyl)-2-propenyliden |
| n(sup 1)-(carbobenzoxy(+-)leucyl)-n(sup 2)-(5-nitro-2'-furylacrylidene)hydraz |
| n-((phenylmethoxy)carbonyl)-dl-leucine (3-(5-nitro-2-furanyl)-2-propenylidene |
| n-((phenylmethoxy)carbonyl)-dl-leucin(3-(5-nitro-2-furanyl)-2-propenylidene)hydrazide |
