C[C@H]1CN(C(=O)c2nc3ccc(Cl)cn3c2CNCC[C@@H]2C[C@@H]3C=C[C@H]2C3)C[C@@H](C)O1
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?