CC[C@@H](C)[C@@H]1CN([C@@H](CN2CCC[C@H]2CN2C(N)=NC[C@H]2CC(C)C)C(C)C)C(=N)N1CCc1ccc(Cl)c(Cl)c1
How many heavy atoms like carbon, oxygen, nitrogen, sulfur and other non-hydrogen atoms do the molecule contain?