O=C(NC1CCCC1)C(c1ccncc1)N(C(=O)Cn1nnc(-c2ccccc2F)n1)c1cccc(F)c1
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?