COc1ccc(COC(=O)N/N=C2/C[C@@H](O)[C@@H](O)[C@H]3[C@@H]2CC[C@@H]2C(=O)N(C[C@@H]4CCCO4)C(=O)[C@H]23)cc1
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?