COc1ccc(-c2ccc(CN3C(C(C)C)C(=O)N(Cc4cn(CC5CCCCC5)nn4)CCS3(=O)=O)cc2)cn1
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?