D112132322331322331311211331323113313233313233313231323133313331333132212331   >>    D11213232233132233131121133132311331323331323331323132313331333133313221233   <<    D112132322331322331311211331323113313233313233313231323133313331333132212333   >>      D112132322331322331311211331323113313233313233313231323133313331333132212332   >>