D112132322331322331311211331323113313233313233313231322132313233231   >>    D11213232233132233131121133132311331323331323331323132213231323323   <<    D112132322331322331311211331323113313233313233313231322132313233233   >>      D112132322331322331311211331323113313233313233313231322132313233232   >>