1,2,3-Propanetricarboxylic acid, 2-hydroxy-, mixt. with 1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one and 3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6-dione 8066-49-7 Migrenin Migrenin [JAN] Migrenine