C222123232321333131133133313331323132313331323132221332211312111   >>    C22212323232133313113313331333132313231333132313222133221131211   <<    C222123232321333131133133313331323132313331323132221332211312113   >>      C222123232321333131133133313331323132313331323132221332211312112   >>