C222123232321333131133133313331323133313231323211113131113232311   >>    C22212323232133313113313331333132313331323132321111313111323231   <<    C222123232321333131133133313331323133313231323211113131113232313   >>      C222123232321333131133133313331323133313231323211113131113232312   >>