C222123232321333131133133313331323132313331323112331231121313221   >>    C22212323232133313113313331333132313231333132311233123112131322   <<    C222123232321333131133133313331323132313331323112331231121313223   >>      C222123232321333131133133313331323132313331323112331231121313222   >>