![5-[2-Ethoxy-5-(4-ethylpiperazin-1-ylsulfonyl)pyridin-3-yl]-3-ethyl-2-(2-methoxyethyl)-2，6-dihydro-7H-pyrazolo[4，3-d]pyrimidin-7-one](/static/images/placeholder.svg)
5-[2-Ethoxy-5-(4-ethylpiperazin-1-ylsulfonyl)pyridin-3-yl]-3-ethyl-2-(2-methoxyethyl)-2，6-dihydro-7H-pyrazolo[4，3-d]pyrimidin-7-one
5-[2-Ethoxy-5-(4-ethylpiperazin-1-ylsulfonyl)pyridin-3-yl]-3-ethyl-2-(2-methoxyethyl)-2，6-dihydro-7H-pyrazolo[4，3-d]pyrimidin-7-one
5-[2-Ethoxy-5-(4-ethylpiperazin-1-ylsulfonyl)pyridin-3-yl]-3-ethyl-2-(2-methoxyethyl)-2，6-dihydro-7H-pyrazolo[4，3-d]pyrimidin-7-one ≥98%