CC(C)(C)OC(=O)C[C@@H]1C/C=C\C[C@H](CC(=O)N[C@@H](CO)Cc2ccccc2)C(=O)N[C@H](Cc2ccccc2)COC1=O
How many heavy atoms like carbon, oxygen, nitrogen, sulfur and other non-hydrogen atoms do the molecule contain?