O=C1/C(=C/c2ccccc2S)N=C(c2ccccc2)N1c1ccc2c(c1)Sc1cc(N3C(=O)/C(=C/c4ccccc4S)N=C3c3ccccc3)ccc1N2
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?