CCC1=C2CC[C@H]3C(=O)N(CC)C(=O)[C@H]3[C@H]2[C@@]2(C)/C(=N/CCc3c[nH]c4ccccc34)OC(=O)N2C1=O
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?