CC[C@@H](C)[C@@H]1CN([C@@H](CN2CCC[C@H]2CN2C(N)=NC[C@H]2CC(C)C)C(C)C)C(=N)N1CCc1ccc(Cl)c(Cl)c1
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?