Cc1ccccc1Oc1nc2c(C)cccn2c(=O)c1/C=C(\C#N)C(=O)Nc1c(C)n(C)n(-c2ccccc2)c1=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?