COc1ccc(C2=C(C(C)=O)Sc3nnc(-c4ccc(C)cc4)n3N2C(C)=O)cc1OC
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?