C222123232321333131133133313331323133313231323211113111112213231   >>    C22212323232133313113313331333132313331323132321111311111221323   <<    C222123232321333131133133313331323133313231323211113111112213233   >>      C222123232321333131133133313331323133313231323211113111112213232   >>