Patent ID: 8921419

Claim:
A triterpenoid compound of the structure of Formula X, Formula XI, Formula XII or Formula XIII: R 11 and R 12 are each independently hydrogen, hydroxyl, halo, alkyl, alkenyl, alkynyl, aryl, aralkyl, heteroaryl, heteroaralkyl, acyl, alkoxy, aryloxy, aralkoxy, heteroaryloxy, hetero-aralkoxy, acyloxy, alkylamino, dialkylamino, arylamino, aralkylamino, heteroarylamino, heteroaralkylamino, amido, or a substituted version of any of these groups, or R 11 and R 12 are taken together and are alkanediyl, alkenediyl, arenediyl, alkoxydiyl, alkenyloxydiyl, alkylaminodiyl, alkenylaminodiyl, or alkenylaminooxydiyl; X is ═O or —OMe; dashed bonds are present or absent; R 26 and R 27 are independently a hydrogen, halo, alkylthiyl, or substituted or unsubstituted alkylsulfonyl or alkylsulfonyl-O—; and R 28 and R 29 are independently —H, or together are ═O.