C222123232321333131133133313331333132313231333133321323312132122221   >>    C22212323232133313113313331333133313231323133313332132331213212222   <<    C222123232321333131133133313331333132313231333133321323312132122223   >>      C222123232321333131133133313331333132313231333133321323312132122222   >>