(2E)-4-[12-Hydroxy-8,8,21,21-tetramethyl-5-(3-methyl-2-buten-1-yl)-14,18-dioxo-3,7,20-trioxahexacyclo[15.4.1.0~2,15~.0~2,19~.0~4,13~.0~6,11~]docosa-4(13),5,9,11,15-pentaen-19-yl]-2-methyl-2-butenoic a cid

(2E)-4-[12-Hydroxy-8,8,21,21-tetramethyl-5-(3-methyl-2-buten-1-yl)-14,18-dioxo-3,7,20-trioxahexacyclo[15.4.1.0~2,15~.0~2,19~.0~4,13~.0~6,11~]docosa-4(13),5,9,11,15-pentaen-19-yl]-2-methyl-2-butenoic a cid

(2E)-4-[12-Hydroxy-8,8,21,21-tetramethyl-5-(3-methyl-2-buten-1-yl)-14,18-dioxo-3,7,20-trioxahexacyclo[15.4.1.0~2,15~.0~2,19~.0~4,13~.0~6,11~]docosa-4(13),5,9,11,15-pentaen-19-yl]-2-methyl-2-butensäure

2-Butenoic acid, 2-methyl-4-[3a,4,5,7-tetrahydro-8-hydroxy-3,3,11,11-tetramethyl-13-(3-methyl-2-buten-1-yl)-7,15-dioxo-1,5-methano-1H,3H,11H-furo[3,4-g]pyrano[3,2-b]xanthen-1-yl]-, (2E)-

Acide (2E)-4-[12-hydroxy-8,8,21,21-tétraméthyl-5-(3-méthyl-2-butén-1-yl)-14,18-dioxo-3,7,20-trioxahexacyclo[15.4.1.0~2,15~.0~2,19~.0~4,13~.0~6,11~]docosa-4(13),5,9,11,15-pentaén-19-yl]-2-méthyl-2-buté noïque

(E)-4-[12-Hydroxy-8,8,21,21-tetramethyl-5-(3-methylbut-2-enyl)-14,18-dioxo-3,7,20-trioxahexacyclo[15.4.1.02,15.02,19.04,13.06,11]docosa-4(13),5,9,11,15-pentaen-19-yl]-2-methylbut-2-enoic acid

2-Butenoic acid, 2-methyl-4-[3a,4,5,7-tetrahydro-8-hydroxy-3,3,11,11-tetramethyl-13-(3-methyl-2-butenyl)-7,15-dioxo-1,5-methano-1H,3H,11H-furo[3,4-g]pyrano[3,2-b]xanthen-1-yl]-, [1α(Z),3aα,5β,14aS*]-

Crotonic acid, 2-methyl-4-[3a,4,5,7-tetrahydro-8-hydroxy-3,3,11,11-tetramethyl-13-(3-methyl-2-butenyl)-7,15-dioxo-1,5-methano-1H,3H,11H-furo[3,4-g]pyrano[3,2-b]xanthen-1-yl]-, stereoisomer

Isomorellic acid