O=[N+]([O-])c1ccc2c(c1)N=C1O[C@H](c3ccc([C@H]4OC5=Nc6cc([N+](=O)[O-])ccc6NC5=C4O)cc3)C(O)=C1N2
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?