C1111121111331311211331333133313331333133313231333133313331333133311222332321   >>    C111112111133131121133133313331333133313331323133313331333133313331122233232   <<    C1111121111331311211331333133313331333133313231333133313331333133311222332323   >>      C1111121111331311211331333133313331333133313231333133313331333133311222332322   >>