SN 3182 then EC 1746 at Brussels
Rome → Brussels → Nice
Timetable, Brussels time
20:15SN 3182 from Rome at the gate
13:30EC 1746 to Nice leaves the gate
17 h 15 apart on the timetable, overnight
EC 1746 leaves 17 h 15 after SN 3182 arrives on the timetable: more than half a day, so not a connection we count.