LH 772 then UB 20 at Bangkok
Munich → Bangkok → Yangon
Timetable, Bangkok time
14:50LH 772 from Munich at the gate
09:25UB 20 to Yangon leaves the gate
18 h 35 apart on the timetable, overnight
UB 20 leaves 18 h 35 after LH 772 arrives on the timetable: more than half a day, so not a connection we count.