C222123232321333131133133313331323133313231323231312323222233112331   >>    C22212323232133313113313331333132313331323132323131232322223311233   <<    C222123232321333131133133313331323133313231323231312323222233112333   >>      C222123232321333131133133313331323133313231323231312323222233112332   >>