CC(=O)Oc1ccc(C(=O)[C@H]2[C@H]3C(=O)N(c4ccc(C)cc4C)C(=O)[C@H]3[C@@H]3C=CC=NN32)cc1
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?