C[C@H]1CN([C@H](C)CO)C(=O)c2cc(NS(=O)(=O)c3ccc(Cl)cc3)ccc2O[C@H](C)CCCCO[C@@H]1CN(C)Cc1ccccc1
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?