COC(=O)C1=C(C(=O)OC)[C@@H]2N(Cc3ccccc3)c3ccccc3[C@@]23C[C@@H](C(=O)OC)N(C(=O)COCc2ccccc2)C3=N1
How many heavy atoms like carbon, oxygen, nitrogen, sulfur and other non-hydrogen atoms do the molecule contain?