1-(5-(3-Furyl)tetrahydro-2-methyl-2-furyl)-4-methyl-2-pentanone, (2R,5S)-(-) 12770-41-1 2-Pentanone, 1-(5-(3-furyl)-2-methyl-tetrahydro-2-furyl)-4-methyl-, (2R,5S)-(-)- 2-Pentanone, 4-methyl-1-(2,3,4,5-tetrahydro-5-methyl-(2,3'-bifuran)-5-yl)-, (2S-cis)- (9CI) 50884-35-0 581-12-4 Ngaione