CC(=O)Nc1ccc2c3c(cc(O)c2c1)N(C(=O)CCCCCCC(=O)N1CC(CCl)c2c1cc(O)c1cc(NC(C)=O)ccc21)CC3CCl
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?