CCCCCCNC(=O)O[C@H]1CN(C(=O)OC(C)C)N(C(=O)OC(C)C)[C@@H]2CN(S(=O)(=O)c3ccc(C)cc3)C[C@]12O
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?