COc1ccc(NS(=O)(=O)c2ccc(N3CCCC3)c(NC(S)=Nc3cccc(C)c3C)c2)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?