Cc1ccc(C(=O)Nc2ccc(CP(=O)(O)O)cc2CP(=O)(O)O)cc1NC(=O)Nc1cc(C(=O)Nc2ccc(CP(=O)(O)O)cc2CP(=O)(O)O)ccc1C
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?