C222123232321333131133133313331323133313121121132322232212133311   >>    C22212323232133313113313331333132313331312112113232223221213331   <<    C222123232321333131133133313331323133313121121132322232212133313   >>      C222123232321333131133133313331323133313121121132322232212133312   >>