C22212323232133313113313331333132313331323132213231312112232311211   >>    C2221232323213331311331333133313231333132313221323131211223231121   <<    C22212323232133313113313331333132313331323132213231312112232311213   >>      C22212323232133313113313331333132313331323132213231312112232311212   >>