====== Kinetic Schema Syntax ======

===== Symbol set =====
==== Unicode ====
Reserved
  +  =  [] () //  
Arrows
  → (u+2192)  ⇄ (21C4)
Special symbols used in IUPAC names for organic compounds:
  .  ,  -  {}  ′(prime/штрих, U+2032)
Superscript((see https://www.unicode.org/charts/PDF/U2070.pdf and https://www.unicode.org/charts/PDF/U1D00.pdf))
  ⁰ (u+2070)  ¹ (00B9)  ² (00B2), ³ (00B3), ⁴  ⁵  ⁶  ⁷  ⁸  ⁹  ⁺  ⁻  ⁼  ⁽  ⁾ (2074 – 207E)
  ˙ (u+02D9)  and Phonetic Extensions at u+1D00:  ᵢ 
Subscript
  ₀  ₁  ₂  ₃  ₄  ₅  ₆  ₇  ₈  ₉  ₊  ₋  ₌  ₍  ₎  (2080 – 208E)
Misc
  ∸ (2238) хотя по ИЮПАК пойдёт  ˙⁻