O=C(/C=C/c1ccc(O)c(O)c1)O[C@@H]1CC[C@@](OC(=O)/C=C/c2ccc(O)c(O)c2)(C(=O)O)[C@@H](O)[C@@H]1O
All atoms other than hydrogen are referred to be heavy atoms. How many heavy atoms are there in the molecule?