C22212323232133313113313331333132313331323133313332331132222212321333221   >>    C2221232323213331311331333133313231333132313331333233113222221232133322   <<    C22212323232133313113313331333132313331323133313332331132222212321333223   >>      C22212323232133313113313331333132313331323133313332331132222212321333222   >>