C2221333133313331311233132313331333133313331323232131133132213231311   >>    C222133313331333131123313231333133313331333132323213113313221323131   <<    C2221333133313331311233132313331333133313331323232131133132213231313   >>      C2221333133313331311233132313331333133313331323232131133132213231312   >>