| abstract |
Electrophotosensitive materials having the structure ##STR1## wherein R represents a basic heterocyclic nucleus as well as groups such as hydrogen, alkyl, aryl, aralkyl, etc.; n A 1 represents a wide variety of basic heterocyclic nuclei; n A 2 represents aryl or may be the same as A 1 ; n G represents O or S; n M is 0 to 3; n N is 0 to 1; and n L 1 , L 2 , L 3 , L 4 and L 5 represetn hydrogen, alkyl or aryl. |