(1RS,2SR,5RS)-2-Hexyl-5-hydrocyclopentaneheptanoic acid, mixture with (1RS,2SR,5SR)-2-hexyl-5-hydroxycyclopentaneheptanoic acid 56695-65-9 EINECS 260-341-8 Rosaprostol Rosaprostol [INN] Rosaprostolum [Latin]