CCOC(=O)C1=C(C)N(C[C@@H]2CC[C@@H](Cc3ccc(-c4ccccc4)cc3)O2)C(=O)NC1C1CC1
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?