C2221333133313331311233132313331333133313331322231333132313331333133313121321   >>    C222133313331333131123313231333133313331333132223133313231333133313331312132   <<    C2221333133313331311233132313331333133313331322231333132313331333133313121323   >>      C2221333133313331311233132313331333133313331322231333132313331333133313121322   >>