CCCCOC(=O)NC(=O)c1cn(CCCOC(=O)CCCCCCCCC(=O)OCCCn2cc(C(=O)NC(=O)OCCCC)c(=O)n(C)c2=O)c(=O)n(C)c1=O
All atoms other than hydrogen are referred to be heavy atoms. How many heavy atoms are there in the molecule?