C1111121111331311211331333133313331333133313221211113313331333132313222111   >>    C111112111133131121133133313331333133313331322121111331333133313231322211   <<    C1111121111331311211331333133313331333133313221211113313331333132313222113   >>      C1111121111331311211331333133313331333133313221211113313331333132313222112   >>