3-oxoolean-12-en-28-yl acetate

methyl 2,3-(5-phenyl)-isoxazolo-olean-12-en-28-oate

3α-amino-olean-12-en-28-oic acid methyl ester

2,2,4a,6a,6b,9,9,12a-Octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,12,12a,12b,13,14b-octadecahydro-picene