after a 30-min incubation of isdn with git homogenates ( ph 7.4 , 37 degrees c ) , the percent disappearance of isdn and the ratio of isosorbide-2-mononitrate ( 2-ismn ) to isosorbide-5-mononitrate ( 5-ismn ) were as follows : stomach , 32 % , 0.8 ;
C0022252
isdn
C0064079
5-ismn