C222123232321333131133133313331323132313331312112113232133311321   >>    C22212323232133313113313331333132313231333131211211323213331132   <<    C222123232321333131133133313331323132313331312112113232133311323   >>      C222123232321333131133133313331323132313331312112113232133311322   >>