CC1OC(OC2C(CO)OC(OC3C(CO)OC(O)C(O)C3O)C(O)C2O)C(O)C(O)C1N[C@@H]1C=C(CO)[C@@H](O)C(O)[C@H]1O
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?