OD 1635 then OD 121 at Kuala Lumpur
Kuching → Kuala Lumpur → Sydney
Timetable, Kuala Lumpur time
20:20OD 1635 from Kuching at the gate
19:50OD 121 to Sydney leaves the gate
23 h 30 apart on the timetable, overnight
OD 121 leaves 23 h 30 after OD 1635 arrives on the timetable: more than half a day, so not a connection we count.