C[C@@H](C(=O)N1CCN(C(=O)OC(C)(C)C)CC1)n1cc(-c2cn([C@@H](C)C(=O)N3CCN(C(=O)OC(C)(C)C)CC3)nn2)nn1
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?