Cc1ccc(NC(=O)C2CCC(CNc3c(N4CCC(C)CC4)c(=O)c3=O)CC2)cc1F
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. Amide C-N bonds are not counted because of their high barrier to rotation.  How many rotatable bonds does the molecule have?