C1111233131211111211113313331333133313231121133212331333133313221131111131   >>    C111123313121111121111331333133313331323112113321233133313331322113111113   <<    C1111233131211111211113313331333133313231121133212331333133313221131111133   >>      C1111233131211111211113313331333133313231121133212331333133313221131111132   >>