3748308 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3748308 > 2 > ChemIDplus > 063128427 > 2-Butenoic acid, 2-methyl-, (2,3,5,7a-tetrahydro-1-hydroxy-1H-pyrrolizin-7-yl)methyl ester, (1R-(1alpha,7(E),7abeta))- 63128-42-7 > 63128-42-7 > 063128427 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=063128427 $$$$