C222123232321333131133133313331323132313331323112331231122121321   >>    C22212323232133313113313331333132313231333132311233123112212132   <<    C222123232321333131133133313331323132313331323112331231122121323   >>      C222123232321333131133133313331323132313331323112331231122121322   >>