C22213331333133313112331323133313331333133313331312111113213231   >>    C2221333133313331311233132313331333133313331333131211111321323   <<    C22213331333133313112331323133313331333133313331312111113213233   >>      C22213331333133313112331323133313331333133313331312111113213232   >>