RvT1 (7,13R, 20-trihydroxy-DPAn-3); RvT2 (7, 8,13R-trihydroxy-DPAn-3); RvT3 (7,12,13R-trihydroxy-8Z, 10E, 14E, 16Z, 19Z-DPAn-3); RvT4 (7,13R-dihydroxy-DPAn-3).