+###
+# under development or temporary
+
+# incompatible
+$PR ► # current PR should be TR
+$PL ◄ # current PL should be TL
+$'> ˆ # where to put ^?
+$'? ˜ # where to put ~?
+$?' ΄ # tonos
+$?" ΅ # tonos+dialytika
+$!: ῏ # psili+peris
+$?, ῞ # dasia+oxia
+$,! ῝ # dasia+varia
+$,' ῾ # dasia
+$;! ῍ # psili+varia
+$;' ᾿ # psili
+$?: ῟ # dasia+peris
+$?; ῎ # psili+oxia
+
+# undecided
+$!D ‼ # !! in use
+$<> ♦
+$ud ↨ # UD with base
+$FS # figure space
+$!o ϕ # Ph?
+$D= ₯
+$,i ͺ # spacing iota subscript
+$vv װ
+$vy ױ
+$yy ײ
+$g1 ׳
+$g2 ״
+$lr
+$rl
+$zw
+
+# rfc (incorrectly?) maps double to heavy
+$vL ╡
+$Vl ╢
+$Dl ╖
+$dL ╕
+$VL ╣
+$VV ║
+$DL ╗
+$UL ╝
+$Ul ╜
+$uL ╛
+$vR ╞
+$Vr ╟
+$UR ╚
+$DR ╔
+$UH ╩
+$DH ╦
+$VR ╠
+$HH ═
+$VH ╬
+$uH ╧
+$Uh ╨
+$dH ╤
+$Dh ╥
+$Ur ╙
+$uR ╘
+$dR ╒
+$Dr ╓
+$Vh ╫
+$vH ╪
+