COC(=O)NC/C=C\c1nc(CC/C=C\C(=O)O[C@H]2C[C@H]3CC(=O)O[C@@H](/C=C\CC(C)C)C[C@@H]4CC[C@H](C)[C@H](C[C@@H](OC)C[C@H](C2)O3)O4)co1
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. Amide C-N bonds are not counted because of their high barrier to rotation.  How many rotatable bonds does the molecule have?