C2221333133313331311233132313331333133313331311233132312112113231   >>    C222133313331333131123313231333133313331333131123313231211211323   <<    C2221333133313331311233132313331333133313331311233132312112113233   >>      C2221333133313331311233132313331333133313331311233132312112113232   >>