C111113331333132322331333133313331333132313223211113313233333112111   >>    C11111333133313232233133313331333133313231322321111331323333311211   <<    C111113331333132322331333133313331333132313223211113313233333112113   >>      C111113331333132322331333133313331333132313223211113313233333112112   >>