C#CCOCCOCCOCCNc1nc(N2CCN(C(=O)Cn3cc(CCO)nn3)CC2)nc(N2CCN(C(=O)Cn3cc(CCCN=C(N)N)nn3)CC2)n1.Cl
How many heavy atoms like carbon, oxygen, nitrogen, sulfur and other non-hydrogen atoms do the molecule contain?