Cc1oc2c(C)c3oc(=O)c(CCC(=O)N4C[C@@H]5C[C@H](C4)Cn4c5cccc4=O)c(C)c3cc2c1C
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?