C2221333133313331311233132313331333133313331333133313331313331323323231   >>    C222133313331333131123313231333133313331333133313331333131333132332323   <<    C2221333133313331311233132313331333133313331333133313331313331323323233   >>      C2221333133313331311233132313331333133313331333133313331313331323323232   >>