D112132322331322331311211331323113313233313233313231323133313232112312321   >>    D11213232233132233131121133132311331323331323331323132313331323211231232   <<    D112132322331322331311211331323113313233313233313231323133313232112312323   >>      D112132322331322331311211331323113313233313233313231323133313232112312322   >>