1-(5-Isoquinolinesulfonyl)homopiperazine 103745-39-7 1H-1,4-Diazepine, hexahydro-1-(5-isoquinolinylsulfonyl)- AT 877 Fasudil Fasudil [INN] Fasudilum [INN-Latin] HA 1077 HA1077 Hexahydro-1-(5-isoquinolinylsulfonyl)-1H-1,4-diazepine Hexahydro-1-(5-isoquinolylsulfonyl)-1H-1,4-diazepine