COc1ccc(C(OCC2OC(n3ccc(Oc4c(F)c(F)c(F)c(F)c4F)nc3=O)CC2OP(OCCC#N)N(C(C)C)C(C)C)(c2ccccc2)c2ccc(OC)cc2)cc1
All atoms other than hydrogen are referred to be heavy atoms. How many heavy atoms are there in the molecule?