Cc1cccc(C)c1NC(=O)c1sc(-n2nc(C)c(Cc3ccc4c(c3)OCO4)c2C)nc1C
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?