C2221333133313331311233132313331333133313331333133313331333133323232321   >>    C222133313331333131123313231333133313331333133313331333133313332323232   <<    C2221333133313331311233132313331333133313331333133313331333133323232323   >>      C2221333133313331311233132313331333133313331333133313331333133323232322   >>