NCCCC[C@@H]1NC(=O)c2cc([N+](=O)[O-])cc(F)c2NCCCC[C@@H](C(N)=O)NC(=O)[C@H](CCC(N)=O)NC1=O
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?