CC(C)c1ccc(NC(=O)c2ccc(Cn3nc(N4CCN(c5ccccc5)CC4)ccc3=O)o2)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?