SEARCH Articles Figures Tables Azadienes six-membered ring heteroaromatic Heteroaromaticity Heteroaromatics Of pyrazoles condensed to heteroaromatic five- and six-membered rings Pyrazoles condensed to heteroaromatic five- and six-membered rings Pyrazoles condensed to heteroaromatic fiveand six-membered rings Rearrangements in Six-Membered Heteroaromatic Rings Rings six-member Thiophen Fused to Six-membered Heteroaromatic Rings Thiophens Fused to Six-Membered Heteroaromatic Rings