邻二甲苯

N-(3,5-dimethyl-4-oxocyclohexa-2,5-dien-1-ylidene)-N-ethylethanaminium

N-(3,5-dimethyl-4-oxocyclohexa-2,5-dien-1-ylidene)-N-methylmethanaminium

2,6-dimethyl-1,4-benzosemiquinone anion radical

水