CN(CCCC[C@H](CNCc1ccc(-c2ccccc2)cc1)N1C[C@H](c2ccccc2)N(CCc2ccc(Cl)c(Cl)c2)C(=O)C1=O)Cc1ccc(-c2ccccc2)cc1
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?