Importance

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Abstract

The present invention is related to a compound, preferably a C5a receptor antagonist, having the following structure, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19, R20, R21 and R22 are individually and independently selected from the group comprising H, alkyl, substituted alkyl, alkenyl, substituted alkenyl, alkynyl, substituted alkynyl, cycloalkyl, substituted cycloalkyl, heterocyclyl, substituted heterocyclyl, aryl, substituted aryl, heteroaryl, substituted heteroaryl, arylalkyl, substituted arylalkyl, heteroarylalkyl, substituted heteroarylalkyl, alkoxyl, substituted alkoxyl, aryloxy, substituted aryloxy, arylalkyloxy, substituted arylalkyloxy, acyloxy, substituted acyloxy, halogen, hydroxyl, nitro, cyano, acyl, substituted acyl, mercapto, alkylthio, substituted alkylthio, amino, substituted amino, alkylamino, substituted alkylamino, bisalkyl amino, substituted bisalkyl amino, cyclic amino, substituted cyclic amino, carbamoyl (--CONH.sub.2), substituted carbamoyl, carboxyl, carbamate, alkoxycarbonyl, substituted alkoxycarbonyl, acylamino, substituted acylamino, sulfamoyl (--SO.sub.2NH.sub.2), substituted sulfamoyl, haloalkyl, haloalkyloxy, --C(O)H, trialkylsilyl and azido. ##STR00001##

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First Claim