4-Oxo-2-(1,4,5-trimethoxy-naphthalen-2-ylmethyl)-cyclohexanecarboxylic acid ethyl ester

Acetic acid (R)-2-acetyl-6,7,11-trimethoxy-5-oxo-1,2,3,4,4a,5,12,12a-octahydro-naphthacen-2-yl ester

(2'R,3'R)-2-(3'-hydroxy-5'-oxotetrahydrofuran-2'-yl)-5-methoxynaphthalene-1,4-dione

3,4,12,12a-Tetrahydro-6,7,11-trimethoxy-2,5(1H,4aH)-naphthacendion

(4S,5S)-4-hydroxy-5-(1',4',5'-trimethoxynaphth-2'-yl)dihydrofuran-2(3H)-one