CCCNC(=O)OC[C@@H]1O[C@H](CCO/N=C(\C)CCC(=O)OC[C@@H]2O[C@H](c3ccccc3)C=C[C@@H]2Oc2ccc(OC)cc2)C=C[C@@H]1Oc1ccc(OC)cc1
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?