Too many parameters for command 'synchronize' when adding EXIT
One line CMD:
"C:\Program Files (x86)\WinSCP\WinSCP.com" /log="c:\LOG\winscp.log" /ini=nul /command "open ftp://user:pass@ftp.com" "synchronize remote -filemask="*.*" ""\\10.10.10.1\FTP Documents\FTP\"" "/in/FTP/DOC/" "exit"