CC(=O)c1ccc(N2C(=O)[C@@H]3[C@H]4c5ccccc5C=NN4[C@H](C(C)=O)[C@@H]3C2=O)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?