C222123232321333131133133313331323133313231323231312323232323131   >>    C22212323232133313113313331333132313331323132323131232323232313   <<    C222123232321333131133133313331323133313231323231312323232323133   >>      C222123232321333131133133313331323133313231323231312323232323132   >>