IUPAC:5-(2-ethoxy-5-{[4-methyl(2,2,3,3,5,5,6,6-2H8)piperazin-1-yl]sulfonyl}phenyl)-1-methyl-3-propyl-1H,4H,7H-pyrazolo[4,3-d]pyrimidin-7-one
IUPAC:5-(2-ethoxy-5-{[4-methyl(2,2,3,3,5,5,6,6-2H8)piperazin-1-yl]sulfonyl}phenyl)-1-methyl-3-propyl-1H,4H,7H-pyrazolo[4,3-d]pyrimidin-7-one