Cc1cc(C)cc(NC(=O)CCNC(=O)N2C[C@@H]3C[C@H](C2)Cn2c3cccc2=O)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?