(bitpacket Packet1 (1) (2))
(bitpacket Packet2 (A) (B))

; this work
(bitmatch `#(1 2 3)
  (((Packet1 packet) (C 8)) (print "C=" C)))

; doesnt work
(bitmatch `#(1 2 3)
  (((Packet1 packet) (C 8)) (print "A=" A)))