CC(C)C(N)C(=O)NC(CCC(=O)NCCCCC(N)C(=O)NCCCNc1ccc([N+](=O)[O-])c2[nH]c3ccccc3c(=O)c12)C(N)=O.Cl
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?