CC(C)[C@@H]1NC(=O)c2cc([N+](=O)[O-])cc(I)c2OCC[C@@H](C(N)=O)NC(=O)[C@H](CCC(=O)O)NC1=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?