| http://www.w3.org/ns/prov#value | - Y and Z, independently of one another are O, S, CH, CH2 or NR8, the R8 group is selected from the group D comprising C1 to C6 alkyl, C1 to C6 acyl and hydrogen, and R5 in each case is a substituent from group A, n being defined as above; and R6 and R7, independently of one another, are hydrogen and/or a C1 to C6 alkyl group, with the proviso that, when Y in formula (V) is NR8, Z is a carbon atom;
|
