5-[(6,7,8-trimethoxyquinazolin-4-yl)amino]pentyl nitrate, maleate, (5-Nitrooxy-pentyl)-(6,7,8-trimethoxy-quinazolin-4-yl)-amine, 5-[(6,7,8-TRIMETHOXY-4-QUINAZOLINYL)AMINO]-1-PENTANOL NITRATE ESTER MALEATE SALT, compound with (Z)-but-2-enedioic acid, 5<(6,7,8-trimethoxy-4-quinazolinyl)amino>-1-pentanyl nitrate maleate,