CCC[C@@H](CN1CCC[C@H]1CN1C(N)=NC[C@H]1C(C)C)N1C[C@@H]([C@H](C)CC)N(CCCC2CCCC2)C1=N
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?