LH 1745 then SN 2648 at Munich
Tunis → Munich → Brussels
Timetable, Munich time
20:40LH 1745 from Tunis at the gate
15:50SN 2648 to Brussels leaves the gate
19 h 10 apart on the timetable, overnight
SN 2648 leaves 19 h 10 after LH 1745 arrives on the timetable: more than half a day, so not a connection we count.