37175-90-9 5-Acetonyl-5-allyl-1-methylbarbituric acid 5-amidinohydrazone hydrochloride Barbituric acid, 5-acetonyl-5-allyl-1-methyl-, 5-amidinohydrazone, hydrochloride Hydrazinecarboximidamide, 2-(2-(hexahydro-1-methyl-2,4,6-trioxo-5-(propenyl)-5-pyrimidinyl)-1-methylethylidene)-, hydrochloride N-(1-Methyl-5-allyl-5-propylidenebarbituryl)aminoguanidine hydrochloride