2-(2-メチルプロピル)-4-メチルテトラヒドロ-2H-ピランテトラヒドロ-4-メチル-2-(2-メチルプロピル)-2H-ピラン4-メチル-2-(2-メチルプロピル)オキサンDihydro rose oxide2-isobutyl-4-methyl-tetrahydro-pyran2-Isobutyl-4-methyltetrahydro-2H-pyrantetrahydro-2-isobutyl-4-methyl-2H-pyrantetrahydro-4-methyl-2-(2-methylpropyl)-2h-pyra2-(2-Methylpropyl)-4-methyltetrahydro-2H-pyran4-Methyl-2-(2-methylpropyl)-tetrahydro-2H-pyran2H-Pyran,tetrahydro-4-methyl-2-(2-methylpropyl)