C222123232321333131133133313331323132313331323112331233112323231   >>    C22212323232133313113313331333132313231333132311233123311232323   <<    C222123232321333131133133313331323132313331323112331233112323233   >>      C222123232321333131133133313331323132313331323112331233112323232   >>