COc1ccc(C2C(C#N)=C(N)Oc3c2c(C)nn3-c2ccccc2)cc1Cn1nc(C)c([N+](=O)[O-])c1C
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. How many bonds in the molecule are rotatable?