(
SELECT mpf."name"
FROM prod_line.pens_product_param_pl ppp_freq
JOIN prod_line.param_pl p_freq
ON p_freq.id = ppp_freq.param_pl_id
JOIN prod_line.pens_product_param_pl_hb_param_pl_multiselect ppm_freq
ON ppm_freq.pens_product_param_pl_id = ppp_freq.id
JOIN prod_line.hb_param_pl_multiselect mpf
ON mpf.id = ppm_freq.hb_param_pl_multiselect_id
WHERE ppp_freq.pens_product_id = pp.id
AND p_freq.brief = 'ПериодичностьВзносов'
AND mpf."name" <> 'Не установлено'
LIMIT 1
) AS contribution_frequency,