C22212323232133313113313331333132313231333132311233123311232111113221   >>    C2221232323213331311331333133313231323133313231123312331123211111322   <<    C22212323232133313113313331333132313231333132311233123311232111113223   >>      C22212323232133313113313331333132313231333132311233123311232111113222   >>