CC(C)NC(=O)N(C)C[C@H]1Oc2c(NC(=O)Nc3ccccc3)cccc2C(=O)N([C@H](C)CO)C[C@@H]1C
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?