C22213331333133313112331323133313331333133313231122112323222311   >>    C2221333133313331311233132313331333133313331323112211232322231   <<    C22213331333133313112331323133313331333133313231122112323222313   >>      C22213331333133313112331323133313331333133313231122112323222312   >>