2,3-bis(hydroxymethyl)naphthalene-1,4-dione

异氰酸甲酯

2,3-二甲基萘-1,4-二酮

2,3-二(氯甲基)-1,4-二氢萘-1,4-二酮

2,3-bis(bromomethyl)naphthalene-1,4-dione