Acylated cyanidin 3-sambubioside-5-glucosides from the purple-violet flowers of Matthiola longipetala subsp. bicornis (Sm) P. W. Ball. (Brassicaceae)

Three acylated cyanidin 3-sambubioside-5-glucosides were isolated from the purple-violet flowers of Matthiola longipetala subsp. bicornis (1, R1H, 2, R1OCH3).