CCN1C[C@@H]2[C@@H]3C(=O)N(Cc4ccccc4)C(=O)[C@@H]3[C@](Cc3ccccc3)(C1=O)N2C(=O)c1ccc(C(C)(C)C)cc1
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?