Cc1cc2c(cc1-c1cc3c(cc1C)C(C(C)C)=C(O)C(=O)/C3=C\Nc1c3ccccc3nc3ccccc13)/C(=C/Nc1c3ccccc3nc3ccccc13)C(=O)C(O)=C2C(C)C
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?