CC(C)CN(CC(C)C)S(=O)(=O)c1ccc(C(=O)Nc2sc3c(c2C(N)=O)CC(C)(C)NC3(C)C)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?