C222133313331333131123313231333133313331333132333112323132312312331   >>    C22213331333133313112331323133313331333133313233311232313231231233   <<    C222133313331333131123313231333133313331333132333112323132312312333   >>      C222133313331333131123313231333133313331333132333112323132312312332   >>