... ,pachymic acid, tumulosic acid,eburioic acid, pinicolic acid, 3 b-hydroxy lanosta-7, 9 (11), poricoic acid A (16 a ... -hydroxy-3, 4-secolanosta-4 (28), 7, 0 (11), 24-trien- ... 21-oic acid, poricoic acid B (16 a-hydroxy-2, 4-secolanosa-4 (28), 7, 9 (11),24-tetraen ...