1H-Cyclonona(1,2-c:5,6-c')difuran-1,3,6,8(4H)-tetrone, 10-((3,6-dihydro-6-oxo-2H-pyran-2-yl)hydroxymethyl)-5,9,10,11-tetrahydro-4-hydroxy-5-(1-hydroxyheptyl)-, monosodium salt, (4R*,5S*(R*),10S*(S*,S*))- 25255-23-6 Rubratoxin B, monosodium