Cc1cc(Cl)c(C)c(S(=O)(=O)N2CCN(C(=O)C3CCCO3)CC2)c1Cl
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?