C31232132313132313123231323132313331313232233132322131133132211331   >>    C3123213231313231312323132313231333131323223313232213113313221133   <<    C31232132313132313123231323132313331313232233132322131133132211333   >>      C31232132313132313123231323132313331313232233132322131133132211332   >>