(6E)-6-[(羟基-苯基氨基)亚甲基]环己-2,4-二烯-1-酮

N-phenyl-1-pyridin-3-ylmethanimine oxide

N,N'-dihydroxy-N,N'-diphenylbutanediamide

.α.-(3-Hydroxyphenyl)-N-phenyl nitrone

1-hydroxy-1,3-diphenylthiourea