摘要 |
Compounds of the formula (1) where R1 is of formula (II), (III), or (IV), or (V); R2 is -R4, -O-R4, -O-S(O)2-R4, -NR4R5, R4-(CH2)b-NH(C=X)-(CH2)C-, R4-(CH2)b-O(C-O)NH-(CH2)c-(C=O)NH-, R4-(C=O)NH-(C=O)NH-, -CH2)b-NH(C=X)-(CH2)c-R4, R4-(CH2)b-O(C=O)CH2)c-, -(CH2)b-O(C=O)-(CH2)c-R4, -NH(C=X)NH-R4, R4-O(C=O)O-, -O(C=O)NH-R4, R4-O(C=O)NH-, -(CH2)b-(C=O-(CH2)c-R4, -NH-S(O)2-R4, -C(OH)R4R5, -CH(OH)-R4, -(C=O)-NR4, -CN, -NO2, substituted C1 to C6 alkyl, substituted or unsubstituted C1 to C6 alkenyl, or substituted or unsubstituted C1 to C6 alkynyl, said substituted moieties substituted with a moiety of the formula -R4, -R4R5, -O-R4, or -S(O)d-R4; R3 is hydrogen, C1 to C6 alkyl, C1 </highligh
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