C1111121111331311211331333133313331333133313231333133313331333132332123233231   >>    C111112111133131121133133313331333133313331323133313331333133313233212323323   <<    C1111121111331311211331333133313331333133313231333133313331333132332123233233   >>      C1111121111331311211331333133313331333133313231333133313331333132332123233232   >>