COc1ccc(C2N(c3ccc(F)c([N+](=O)[O-])c3)C(=O)N3C(c4ccc(OC)cc4)N(c4ccc(F)c([N+](=O)[O-])c4)C(=O)N23)cc1
How many heavy atoms like carbon, oxygen, nitrogen, sulfur and other non-hydrogen atoms do the molecule contain?