SSH socks proxy beetwen Lan1 and Lan2

Linux in Lan1: ssh -R 5555:localhost:22 w4cky@VPS_IP -p 8080
Linux in Lan2: SSH -L 5000:127.0.0.1:5555 w4cky@VPS_IP -p 8080
Linux in Lan2: ssh -D 1234 root@localhost -p 5000