CC(=O)NC1C(OCc2ccccc2)OC(CO)C(O)C1OCC(=O)N1CCCC1C(=O)N[C@@H](CCC(=O)NCCCCNc1c2ccccc2nc2cccc([N+](=O)[O-])c12)C(N)=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?