3O 391 then SN 3728 at Madrid
Tangier → Madrid → Brussels
Timetable, Madrid time
20:003O 391 from Tangier at the gate
17:30SN 3728 to Brussels leaves the gate
21 h 30 apart on the timetable, overnight
SN 3728 leaves 21 h 30 after 3O 391 arrives on the timetable: more than half a day, so not a connection we count.