CC[C@H](C)[C@@H](C(=O)N1CCCC1c1nccs1)N(C)C(=O)[C@H](CC(C)C)N(C)C(=O)[C@H](Cc1ccc(OC)cc1)N(C)C(=O)/C=C(\C)OC
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?