V7 2164 then EC 4212 at Barcelona
Nantes → Barcelona → Napoli
Timetable, Barcelona time
20:10V7 2164 from Nantes at the gate
17:35EC 4212 to Napoli leaves the gate
21 h 25 apart on the timetable, overnight
EC 4212 leaves 21 h 25 after V7 2164 arrives on the timetable: more than half a day, so not a connection we count.