label: 5-(2-(dimethylamino)ethoxy)-6-(2-(dimethylamino)ethoxycarbonyl)-7-oxobenzo(c)fluorenone dihydrochloride
label_lc: 5-(2-(dimethylamino)ethoxy)-6-(2-(dimethylamino)ethoxycarbonyl)-7-oxobenzo(c)fluorenone dihydrochloride