a cyanobacterial natural product; isolated from extracts of Tolypothrix nodosa; reverses P-glycoprotein-mediated multiple drug resistance; structure given in first source
Also Known As:
7,17-di(2-O-acetyl-3,6-dideoxy-xylo-hexopyranosyl)-7,8,17,18-tetrahydro-8,18-dioxo-2,7,13,17-tetramethyl-21H,2H-porphine