1,3,5-Cycloheptatriene, 1-methoxy- 1-Methoxy-1,3,5-cycloheptatriene 1-Methoxytropilidene 1728-32-1 BRN 2039806 CCRIS 3915 Ether, 1,3,5-cycloheptatrien-1-yl methyl (7CI,8CI)