Application of the UHF RFID System for the Identification of Sportsmen in Mass Races

The present invention provides novel substituted anthraquinones having the formula wherein R1 and R2 are independently H, alkyl, aryl, or arylalkyl; m and n are independently 1, 2, or 3; X is H, OH, NR3R4, Cl, Br, I, F, alkyl, aryl alkoxy, aroxy, COOR5, or CONR6R7; R3, R4, R5, R6, and R7 are independently H, lower alkyl or aryl useful for inhibiting protein kinase C and treating conditions related to, or affected by inhibition of protein kinase C, particularly cancer tumors, inflammatory disease, reperfusion injury, and cardiac dysfunctions related to reperfusion injury.