C111113331333132322331333133313331333133313113313331333112112131   >>    C11111333133313232233133313331333133313331311331333133311211213   <<    C111113331333132322331333133313331333133313113313331333112112133   >>      C111113331333132322331333133313331333133313113313331333112112132   >>