C222123232321333131133133313331333132313231333133311212312213121221231231   >>    C22212323232133313113313331333133313231323133313331121231221312122123123   <<    C222123232321333131133133313331333132313231333133311212312213121221231233   >>      C222123232321333131133133313331333132313231333133311212312213121221231232   >>