1,8-Diphthalemide-3,6-dioxyoctane 2,2'-(3,6-Dihydroxyoctane-1,8-diyl)-2H-isoindole-1,3-dione 2H-Isoindole-1,3-dione, 2,2'-(3,6-dihydroxyoctane-1,8-diyl)- NR3398170