C2221333133313331311233132313331333133313331323312111113133313222231   >>    C222133313331333131123313231333133313331333132331211111313331322223   <<    C2221333133313331311233132313331333133313331323312111113133313222233   >>      C2221333133313331311233132313331333133313331323312111113133313222232   >>