C111113331333132322331333133313331333133323223313311211113313112133311233131   >>    C11111333133313232233133313331333133313332322331331121111331311213331123313   <<    C111113331333132322331333133313331333133323223313311211113313112133311233133   >>      C111113331333132322331333133313331333133323223313311211113313112133311233132   >>