O=C1C2CC(Cl)C(SSC3CC4C(=O)N(SC(Cl)(Cl)C(Cl)Cl)C(=O)C4CC3Cl)CC2C(=O)N1SC(Cl)(Cl)C(Cl)Cl
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?