"Thelephoric acid" . . . . . . . . . . . . "2,3,8,9-Tetrahydroxybenzo[1,2-b:4,5-b\u2032]bis([1]benzofuran)-6,12-dione" . . . . "Thelephoric acid" . . "thelephoric acid" . . . . . "6,7,16,17-tetrahydroxy-10,20-dioxapentacyclo[11.7.0.03,11.04,9.014,19]icosa-1(13),3(11),4,6,8,14,16,18-octaene-2,12-dione" . .