Cc1cc(C)c(S(=O)(=O)Nc2ccc(O)c(Sc3nc[nH]n3)c2)cc1C
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?