C222123232321333131133133313331323133313231333133312131323231123321   >>    C22212323232133313113313331333132313331323133313331213132323112332   <<    C222123232321333131133133313331323133313231333133312131323231123323   >>      C222123232321333131133133313331323133313231333133312131323231123322   >>