CN(C)c1ccc(-c2nc3sccn3c2-c2ccnc(Nc3cccc(N4CCOCC4)c3)n2)cc1NC(=O)Cc1ccccc1
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?