C2221333133313331311233132313331333133313331333131133133313112113231   >>    C222133313331333131123313231333133313331333133313113313331311211323   <<    C2221333133313331311233132313331333133313331333131133133313112113233   >>      C2221333133313331311233132313331333133313331333131133133313112113232   >>