C111113331333132322331333133313331333133323223313311211111213331333133311211   >>    C11111333133313232233133313331333133313332322331331121111121333133313331121   <<    C111113331333132322331333133313331333133323223313311211111213331333133311213   >>      C111113331333132322331333133313331333133323223313311211111213331333133311212   >>