D112132322331322331311213231323132313231232322331323331333131323131231   >>    D11213232233132233131121323132313231323123232233132333133313132313123   <<    D112132322331322331311213231323132313231232322331323331333131323131233   >>      D112132322331322331311213231323132313231232322331323331333131323131232   >>