3-(1-formyl-2-piperidinylethenyl)-4-methyl-1,6-diphenyl-furo<2,3-c:5,4-c'>dipyrazole
3-(1-phenyl-4-pyrazolyl)-4-methyl-1,6-diphenyl-furo<2,3-c:5,4-c'>dipyrazole
3-(4-pyrazolyl)-4-methyl-1,6-diphenyl-furo<2,3-c:5,4-c'>dipyrazole
3-(4-isoxazolyl)-4-methyl-1,6-diphenyl-furo<2,3-c:5,4-c'>dipyrazole
3-(1-formyl-2-hydroxyethenyl)-1,6-diphenyl-4-methyl-furo<2,3-c:5,4-c'>dipyrazole