COc1cc(C(=O)C/C(CCC(=O)Nc2ccc(Cl)cc2Cl)=N/Nc2nnc(C)n2N)ccc1O
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?