fasudil1-(5-isoquinolinesulfonyl)homopiperazine5-[(hexahydro-1H-1,4-diazepin-1-yl)sulfonyl]isoquinolineAT 877AT-877HA 1077HA-1077HA1077ZK-258594hexahydro-1-(5-isoquinolinesulfonyl)-1H-1,4-diazepinehexahydro-1-(5-isoquinolinylsulfonyl)-1H-1,4-diazepine