C222123232321333131133133313331323132313331312112113232133112231   >>    C22212323232133313113313331333132313231333131211211323213311223   <<    C222123232321333131133133313331323132313331312112113232133112233   >>      C222123232321333131133133313331323132313331312112113232133112232   >>