C1111121111331311211331333133313331333133313221211113313331311131   >>    C111112111133131121133133313331333133313331322121111331333131113   <<    C1111121111331311211331333133313331333133313221211113313331311133   >>      C1111121111331311211331333133313331333133313221211113313331311132   >>