2-Amino-1-isopropyl-8-methyl-5-oxo-3-{[(2S)-tetrahydro-2-furanylmethyl]carbamoyl}-1,5-dihydrodipyrido[1,2-a:2′,3′-d]pyrimidin-6-ium

2-Amino-1-isopropyl-8-methyl-5-oxo-3-{[(2S)-tetrahydro-2-furanylmethyl]carbamoyl}-1,5-dihydrodipyrido[1,2-a:2′,3′-d]pyrimidin-6-ium

2-Amino-1-isopropyl-8-methyl-5-oxo-3-{[(2S)-tetrahydro-2-furanylmethyl]carbamoyl}-1,5-dihydrodipyrido[1,2-a:2′,3′-d]pyrimidin-6-ium

2-Amino-1-isopropyl-8-méthyl-5-oxo-3-{[(2S)-tétrahydro-2-furanylméthyl]carbamoyl}-1,5-dihydrodipyrido[1,2-a:2′,3′-d]pyrimidin-6-ium

Dipyrido[1,2-a:2′,3′-d]pyrimidin-6-ium, 2-amino-1,5-dihydro-8-methyl-1-(1-methylethyl)-5-oxo-3-[[[[(2S)-tetrahydro-2-furanyl]methyl]amino]carbonyl]-