(1,1'-Biphenyl)-2-carboxylic acid, 3,3'-dihydroxy-, 2'-ester with 5-ethenyl-7-(beta-D-glucopyranosyloxy)-4,4a,5,6-tetrahydro-1H,3H-pyrano(3,4-c)pyran-1-one, (4aS-(4aalpha,5beta,6alpha))- 52811-25-3 Amaropanin