D3312121211331322331313232233132333132333132233132333132321123231   >>    D331212121133132233131323223313233313233313223313233313232112323   <<    D3312121211331322331313232233132333132333132233132333132321123233   >>      D3312121211331322331313232233132333132333132233132333132321123232   >>