COc1ccc(Oc2cccc(C3C4C(=O)N(c5ccc(C)c(Cl)c5)C(=O)C4ON3C(C(N)=O)c3ccccc3)c2)cc1
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?