Fig. 1From: Regioselectivity of 1,3-dipolar cycloadditions and antimicrobial activity of isoxazoline, pyrrolo[3,4-d]isoxazole-4,6-diones, pyrazolo[3,4-d]pyridazines and pyrazolo[1,5-a]pyrimidinesOptimized geometries obtained by B3LYP/6-311 ++G** of all spices in the studied 13DC reaction. The bond lengths are given in angstromsBack to article page