13580
High - field , high - frequency electron paramagnetic resonance spectroscopy performed on a single crystal of 1 shows a giant uniaxial magnetic anisotropy with an experimental D ( expt ) value ( energy difference between the M ( s ) = +/- 1 and M ( s ) = 0 components of the ground spin state S = 1 ) estimated to be between - 120 and - 180 cm ( - 1 ) .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None