COc1ccc(C#Cc2cccc(-c3nc(C(=O)N4CCN(C)CC4)cc4c3[C@H](CCO)N([S+]([O-])C(C)(C)C)C4)c2)cc1OC
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?