C222123232321333131133133313331323133313231333133312131323212213231231   >>    C22212323232133313113313331333132313331323133313331213132321221323123   <<    C222123232321333131133133313331323133313231333133312131323212213231233   >>      C222123232321333131133133313331323133313231333133312131323212213231232   >>