Cc1c(NS(=O)(=O)c2cccc(C(=O)N3CCC(C)CC3)c2)c(=O)n(-c2ccccc2)n1C
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?