COc1ccc(Nc2nnc(SCC(=O)/C=C3/N(C)c4ccccc4C3(C)C)s2)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?