Cc1c(NC(=O)c2ccc(C(C)(C)C)cc2)cccc1-c1cc(Nc2ccc(C(=O)N3CCOCC3)cn2)c(=O)n(C)c1
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?