C22212323232133313113313331333132313331323132213231312112213122131   >>    C2221232323213331311331333133313231333132313221323131211221312213   <<    C22212323232133313113313331333132313331323132213231312112213122133   >>      C22212323232133313113313331333132313331323132213231312112213122132   >>