C=CC[C@@H](CC(=O)N[C@H](CO)Cc1ccccc1)C(=O)NCCOC(=O)[C@@H](CC=C)CC(=O)OC(C)(C)C
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. How many bonds in the molecule are rotatable?