C1111121111331311211331333133313331323112113121111113313113313223322331333111   >>    C111112111133131121133133313331333132311211312111111331311331322332233133311   <<    C1111121111331311211331333133313331323112113121111113313113313223322331333113   >>      C1111121111331311211331333133313331323112113121111113313113313223322331333112   >>