C2221333133313331311233132313331333133313331333133313331333131211111231311211   >>    C222133313331333131123313231333133313331333133313331333133313121111123131121   <<    C2221333133313331311233132313331333133313331333133313331333131211111231311213   >>      C2221333133313331311233132313331333133313331333133313331333131211111231311212   >>