The Complete List of Suppliers for 2-Butenoic acid,4-hydroxy-2-methyl-,(3aR,4S,6aS,9aR,9bR)-[2,3,3a,4,5,6,6a,7,9a,9b-decahydro-4-[[(2E)-4-hydroxy-2-methyl-1-oxo-2-butenyl]oxy]-3,6-bis(methylene)-2-oxoazuleno[4,5-b]furan-9-yl]methylester, (2Z)- (9CI)
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![126616-68-0,2-Butenoic acid,4-hydroxy-2-methyl-,(3aR,4S,6aS,9aR,9bR)-[2,3,3a,4,5,6,6a,7,9a,9b-decahydro-4-[[(2E)-4-hydroxy-2-methyl-1-oxo-2-butenyl]oxy]-3,6-bis(methylene)-2-oxoazuleno[4,5-b]furan-9-yl]methylester, (2Z)- (9CI),2-Butenoicacid, 4-hydroxy-2-methyl-,[2,3,3a,4,5,6,6a,7,9a,9b-decahydro-4-[(4-hydroxy-2-methyl-1-oxo-2-butenyl)oxy]-3,6-bis(methylene)-2-oxoazuleno[4,5-b]furan-9-yl]methylester, [3aR-[3aa,4a(E),6ab,9(Z),9aa,9bb]]-; Azuleno[4,5-b]furan,2-butenoic acid deriv.; Pericomin](http://www.lookchem.com/300w/2010/074/126616-68-0.jpg)