Cc1cccc(C)c1-c1ccc(CN2C(CC(C)C)C(=O)N(Cc3cn(CCO)nn3)CCS2(=O)=O)cc1
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?