Groovy Lit Furnace Block

/give @p command_block 1 0 {display:{LocName:"Lit Furnace"},BlockEntityTag:{Command:"summon falling_block ~ ~.6 ~ {Time:1,Block:repeating_command_block,TileEntityData:{auto:1,Command:\"setblock ~ ~1 ~ activator_rail powered=true\"},Passengers:[{id:commandblock_minecart,Command:\"execute @s ~ ~ ~ detect ~ ~-2 ~ command_block facing=north setblock ~ ~-2 ~ lit_furnace facing=north\"},{id:commandblock_minecart,Command:\"execute @s ~ ~ ~ detect ~ ~-2 ~ command_block facing=south setblock ~ ~-2 ~ lit_furnace facing=south\"},{id:commandblock_minecart,Command:\"execute @s ~ ~ ~ detect ~ ~-2 ~ command_block facing=east setblock ~ ~-2 ~ lit_furnace facing=east\"},{id:commandblock_minecart,Command:\"execute @s ~ ~ ~ detect ~ ~-2 ~ command_block facing=west setblock ~ ~-2 ~ lit_furnace facing=west\"},{id:commandblock_minecart,Command:\"blockdata ~ ~-1 ~ {Command:\\\"fill ~ ~ ~ ~ ~1 ~ air\\\",auto:1}\"},{id:commandblock_minecart,Command:\"kill @e[type=commandblock_minecart,r=1]\"}]}",auto:1b}}