C222123232321333131133133313331323133313231322132313121121231321311   >>    C22212323232133313113313331333132313331323132213231312112123132131   <<    C222123232321333131133133313331323133313231322132313121121231321313   >>      C222123232321333131133133313331323133313231322132313121121231321312   >>