C222123232321333131133133313331323133313231333133312131323231312211231   >>    C22212323232133313113313331333132313331323133313331213132323131221123   <<    C222123232321333131133133313331323133313231333133312131323231312211233   >>      C222123232321333131133133313331323133313231333133312131323231312211232   >>