Cc1ccc(-c2nnc(Nc3cccc(Cl)c3)c3ccccc23)cc1S(=O)(=O)NCC1CCCO1
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?