3-Methyl-5-<furyl-(2)>-pyrazolin, 5-(2-furyl)-3-methyl-4,5-dihydro-1h-pyrazole, 5-furan-2-yl-3-methyl-4,5-dihydro-1H-pyrazole, 3-methyl-5-(2-furyl)-4,5-dihydro-1H-pyrazole, 5-(2-Furyl)-4,5-dihydro-3-methyl-1H-pyrazole, 5-[2]Furyl-3-methyl-4,5-dihydro-1H-pyrazol