C1111121111331311211331333133313331333133313231333133313331322133313113331   >>    C111112111133131121133133313331333133313331323133313331333132213331311333   <<    C1111121111331311211331333133313331333133313231333133313331322133313113333   >>      C1111121111331311211331333133313331333133313231333133313331322133313113332   >>