Cl.NCCCCC(NC(=O)C(N)Cc1ccc(O)cc1)C(=O)NC(Cc1ccc(O)cc1)C(=O)NC(CCCCN)C(=O)ON1C(=O)CCC1=O
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?