3,4,4'-Trihydroxy-6'-methyl-2-biphenylcarboxylic acid, gamma lactone 5-18-04-00516 (Beilstein Handbook Reference) 641-38-3 6H-DIBENZO(b,d)PYRAN-6-ONE, 1-METHYL-3,7,9-TRIHYDROXY- AOH Alternariol BRN 0244839 CCRIS 6734