COc1ccc(O[C@H]2C=C[C@@H](c3ccccc3)O[C@@H]2CO/N=C\[C@@H](C)[C@H](OCc2ccccc2)C(C)C)cc1
Heavy atom refers to any atom that is not hydrogen. The heavy atoms in molecules are carbon, oxygen, nitrogen, and sulfur. How many heavy atoms are in the molecule?