1,7-Dioxaspiro[5.5]undec-10-ene-2-propanoicacid, a,5-dihydroxy-a,2,10-trimethyl-8-[1-methyl-3-[octahydro-8'-hydroxy-6'-[1-hydroxy-3-(3-methyl-2,8-dioxaspiro[5.5]undec-4-yl)butyl]-5-methyl-7'-methylenespiro[furan-2(3H),2'(3'H)-pyrano[3,2-b]pyran]-5-yl]-2-p Suppliers, 1,7-Dioxaspiro[5.5]undec-10-ene-2-propanoicacid, a,5-dihydroxy-a,2,10-trimethyl-8-[1-methyl-3-[octahydro-8'-hydroxy-6'-[1-hydroxy-3-(3-methyl-2,8-dioxaspiro[5.5]undec-4-yl)butyl]-5-methyl-7'-methylenespiro[furan-2(3H),2'(3'H)-pyrano[3,2-b]pyran]-5-yl]-2-p Manufacturers.