D3312121211331322331313232233132333132333132233132313331333132233131231231   >>    D331212121133132233131323223313233313233313223313231333133313223313123123   <<    D3312121211331322331313232233132333132333132233132313331333132233131231233   >>      D3312121211331322331313232233132333132333132233132313331333132233131231232   >>