CC(C)OP(=O)(OC(C)C)C(C(C)C)N(C)/C(N)=N\C1=NC(C(F)(F)F)(C(F)(F)F)N=C(C(C(F)(F)F)C(F)(F)F)O1
Heavy atom refers to any atom that is not hydrogen. The heavy atoms in molecules are carbon, oxygen, nitrogen, and sulfur. How many heavy atoms are in the molecule?