2-Methyl-2-butenoic acid 7-[[2,3-dihydroxy-2-(1-methoxyethyl)-3-methyl-1-oxobutoxy]methyl]-2,3,5,7a-tetrahydro-1H-pyrrolizin-1-yl ester 303-34-4 AIDS-002693 AIDS002693 Lasiocarpine NSC30625 Pyrrolizidine alkaloid