CPC C07D 413/10 (2013.01) | 9 Claims |
1. A compound of formula (V), or a solvate thereof:
![]() wherein:
R3 is selected from the group consisting of CF3, CF2CF3, CN, and NO2;
R4 is selected from the group consisting of CF3, CF2CF3, CN, and NO2; and
with the provisos that:
if one of R3 and R4 is CN, then the other is CF2CF3 or NO2;
if one of R3 and R4 is NO2, then the other is CF3, CF2CF3, or CN.
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