ulapualide A

(-)-Ulapualid A

(1E,3R,4R,5R,9S,10R,12R,13S,14R,16E,21R,27S)-4-O-Acetyl-21-O-de(aminocarbonyl)-27-demethoxy-4-O,23,26-tridemethyl-25-deoxy-27-methyl-25-oxokabiramide C