Frangulanine

Ceanothamine A

(2S,3S)-2-Dimethylamino-3-methyl-N-[(3R,4S,7S)-3-isopropyl-7-(2-methylpropyl)-5,8-dioxo-2-oxa-6,9-diazabicyclo[10.2.2]hexadeca-10,12,14(1),15-tetren-4-yl]pentanamide