C1111121111331311211331333133313331333133313231333133313331333133211312131   >>    C111112111133131121133133313331333133313331323133313331333133313321131213   <<    C1111121111331311211331333133313331333133313231333133313331333133211312133   >>      C1111121111331311211331333133313331333133313231333133313331333133211312132   >>