2H-1,3-Benzoxazine-2,4(3H)-dione2037-95-8100 % similar 1,2-Benzisoxazol-3(2H)-one21725-69-948 % similar Xanthone90-47-144 % similar 4-Hydroxycoumarin1076-38-643 % similar 2-(2-Hydroxyphenyl)-4H-1,3-benzoxazin-4-one1218-69-543 % similar Dibenzofuran132-64-941 % similar 6(5H)-Phenanthridinone1015-89-041 % similar Sieber linker3722-51-840 % similar 2(3H)-Benzoxazolone59-49-440 % similar Dicoumarol66-76-240 % similar 3-Hydroxyflavone577-85-539 % similar Quinazolinedione86-96-439 % similar 2,3-Dihydro-1,4-phthalazinedione1445-69-839 % similar Isatoic anhydride118-48-938 % similar 1-Dibenzofuranol33483-06-638 % similar 2-Dibenzofuranol86-77-138 % similar 5H-Chromeno(2,3-b)pyridin-5-one6537-46-838 % similar 2-Mercapto-4(3H)-quinazolinone13906-09-737 % similar Indazolinone7364-25-236 % similar 4-Methylcoumarin607-71-636 % similar