COc1cccc(C2C(C(=O)Nc3cc(=O)n(C)c(=O)n3C)=C(C)NC(C)=C2C(=O)Nc2cc(=O)n(C)c(=O)n2C)c1O
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?