C/C(=N/NC(=O)c1ccccc1S(N)(=O)=O)C(CN1CCCCC1)C(C1=C(O)C2C=CC=CC2OC1=O)c1ccccc1.Cl
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?