1-Isopropyl methylhexanone isoxime hydrochloride 2H-Azepin-2-one, hexahydro-7-isopropyl-4-methyl-, hydrochloride 31967-00-7 Hexahydro-7-isopropyl-4-methyl-2H-azepin-2-one hydrochloride Linksmenthonisoxim hydrochlorid [German] levo-Menthone isoxime hydrochloride