C22212323232133313113313331333132313331323133313332331132222133321123221   >>    C2221232323213331311331333133313231333132313331333233113222213332112322   <<    C22212323232133313113313331333132313331323133313332331132222133321123223   >>      C22212323232133313113313331333132313331323133313332331132222133321123222   >>