C2221333133313331311233132313331333133313331321123231333133311221123231311311   >>    C222133313331333131123313231333133313331333132112323133313331122112323131131   <<    C2221333133313331311233132313331333133313331321123231333133311221123231311313   >>      C2221333133313331311233132313331333133313331321123231333133311221123231311312   >>