C222123232321333131133133313331323133313231333133323311322232313311   >>    C22212323232133313113313331333132313331323133313332331132223231331   <<    C222123232321333131133133313331323133313231333133323311322232313313   >>      C222123232321333131133133313331323133313231333133323311322232313312   >>