C1111121111331311211331333133313331333133313231333133313331312132313221   >>    C111112111133131121133133313331333133313331323133313331333131213231322   <<    C1111121111331311211331333133313331333133313231333133313331312132313223   >>      C1111121111331311211331333133313331333133313231333133313331312132313222   >>