C1111121111331311211331333133313331333133313121111331323223313133231   >>    C111112111133131121133133313331333133313331312111133132322331313323   <<    C1111121111331311211331333133313331333133313121111331323223313133233   >>      C1111121111331311211331333133313331333133313121111331323223313133232   >>