NCc1ccccc1-c1c2nc(c(-c3ccccc3CN)c3ccc([nH]3)c(-c3ccccc3CN)c3nc(c(-c4ccccc4CN)c4ccc1[nH]4)C=C3)C=C2
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?