C22212323232133313113313331333132313331323123233232321131233131   >>    C2221232323213331311331333133313231333132312323323232113123313   <<    C22212323232133313113313331333132313331323123233232321131233133   >>      C22212323232133313113313331333132313331323123233232321131233132   >>