2,5-bis(ethylamino)cyclohexa-2,5-diene-1,4-dione

1,2,4,5-四甲氧基苯

2,5-dimethoxy-3,6-bis(pentadecylamino)cyclohexa-2,5-diene-1,4-dione

2,5-dimethoxy-3,6-bis(tetradecylamino)cyclohexa-2,5-diene-1,4-dione

2,5-二羟基-1,4-苯喹酮