Cc1cccc(N2C(=O)C3ON(C(C(N)=O)c4ccccc4)C(c4c5ccccc5c(Cl)c5ccccc45)C3C2=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?