108890-86-4 2H-Furo[3,2-b]naphtho[2,3-d]pyran-2,6,11-trione,3,3a,5,11b-tetrahydro-7,8-dimethoxy-5-methyl-, [3aR-(3aa,5a,11ba)]- 108890-88-6 1H-Naphtho[2,3-c]pyran-3-aceticacid, 3,4,5,10-tetrahydro-4,8-dihydroxy-9-methoxy-1-methyl-5,10-dioxo-, methylester, [1R-(1a,3b,4b)]- 112429-41-1 4,7-METHANO-1,3,2-BENZODIOXATHIOLE,HEXAHYDRO-,2,2-DIOXIDE,(3A-A-,4BETA-,7BETA-,7A-A-)-