This chemical is called L-Arginine, L-leucyl-, and its systematic name is L-Arginine, N2-L-leucyl-. With the molecular formula of C₁₂H₂₅N₅O₃, its product categories are Amino Acid Derivatives. The CAS registry number of this chemical is 26607-15-8. It should be stored at -15°C. It's blocks antinociception induced by L-arginine. 

Other characteristics of the L-Arginine, L-leucyl- can be summarised as followings: (1)ACD/LogP: -0.35; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -3.85; (4)ACD/LogD (pH 7.4): -3.52; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 8; (10)#H bond donors: 8; (11)#Freely Rotating Bonds: 10; (12)Polar Surface Area: 68.69 Å²; (13)Index of Refraction: 1.58; (14)Molar Refractivity: 71.88 cm³; (15)Molar Volume: 215.7 cm³; (16)Polarizability: 28.49×10^-24cm³; (17)Surface Tension: 52.4 dyne/cm; (18)Density: 1.33 g/cm³.

You can still convert the following datas into molecular structure: 
1.SMILES: O=C(N[C@H](C(=O)O)CCC/N=C(\N)N)[C@@H](N)CC(C)C
2.InChI: InChI=1/C12H25N5O3/c1-7(2)6-8(13)10(18)17-9(11(19)20)4-3-5-16-12(14)15/h7-9H,3-6,13H2,1-2H3,(H,17,18)(H,19,20)(H4,14,15,16)/t8-,9-/m0/s1
3.InChIKey: SENJXOPIZNYLHU-IUCAKERBBQ