Methyl-isobutyl-oxalat

7-methoxy-5-methyl-2-thiophen-2-yl-5H-thiazolo[4,5-d]pyridazin-4-one

6-(4-Ethoxy-phenyl)-3-methoxy-4-(5-methoxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-4,5-dihydro-pyridazine

methyl (allyl 4-O-tert-butyldimethylsilyl-7,8-O-cyclohexylidene-3-deoxy-α-D-manno-oct-2-ulopyranosid)onate

methyl (2-O-allyl 5-O-tert-butyldimethylsilyl-7,8-O-cyclohexylidene-3-deoxy-α-D-manno-oct-2-ulopyranosid)onate