C1111133313331323223313331333133313311232313112121111331311112113231   >>    C111113331333132322331333133313331331123231311212111133131111211323   <<    C1111133313331323223313331333133313311232313112121111331311112113233   >>      C1111133313331323223313331333133313311232313112121111331311112113232   >>