(+)-ORM-10921 is a conformation of ORM-10921 and can be used in chemical synthesis studies.

Marstenacisside F1 (compound 1) is a polyoxypregnanoside with anti-inflammatory activity isolated from Marsdenia tenacissima. Marstenacisside F1 inhibits lipopolysaccharide-induced nitric oxide (NO) production in RAW 264.7 cells and is a derivative of Tenacigenin B.

Multiflorin B (compound 5) is a kind of kaempferol glycoside. Multiflorin B can be isolated from the root of the fern Neocheiropteris palmatopedata. Multiflorin B inhibits nitric oxide production at a concentration of 20 μg/ml with an inhibition of 52%.