D112132322331322331311213231323132312323132322331323331333131323221321   >>    D11213232233132233131121323132313231232313232233132333133313132322132   <<    D112132322331322331311213231323132312323132322331323331333131323221323   >>      D112132322331322331311213231323132312323132322331323331333131323221322   >>