C222123232321333131133133313331323133313231232332323222233112131   >>    C22212323232133313113313331333132313331323123233232322223311213   <<    C222123232321333131133133313331323133313231232332323222233112133   >>      C222123232321333131133133313331323133313231232332323222233112132   >>