C22212323232133313113313331333132313331323221121212331323233131   >>    C2221232323213331311331333133313231333132322112121233132323313   <<    C22212323232133313113313331333132313331323221121212331323233133   >>      C22212323232133313113313331333132313331323221121212331323233132   >>