C222123232321333131133133313331323133313231333133312131323232231232321   >>    C22212323232133313113313331333132313331323133313331213132323223123232   <<    C222123232321333131133133313331323133313231333133312131323232231232323   >>      C222123232321333131133133313331323133313231333133312131323232231232322   >>