英文别名7,7'-dihydroxy-4,4'-spirobi[chroman]-2,2'-quinone; 7,7'-dihydroxy-4,4'-spirobi[chromene]-2,2'(3H,3'H)-dione; 7,7-Dihydroxy-2,2,3,3-tetrahydro-4,4-spirobi[[1]benzopyran]-2,2-dione; 7,7-dihydroxy-4,4-spirobi[chromane]-2,2'-dione; 4,4'-Spirobi[4H-1-benzopyran]-2,2'(3H,3'H)-dione, 7,7'-dihydroxy- 
