11566
This feature distinguishes NaMnGe ( 2 ) O ( 6 ) from other pyroxene compounds without Jahn - Teller active cations and suggests that the Jahn - Teller distortion competes with the intrinsic local distortion in the pyroxene structure .
 Chemical: NaMnGe ( 2 ) O ( 6 ); Chemical: pyroxene; Chemical: pyroxene
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: NaMnGe ( 2 ) O ( 6 ); Chemical: pyroxene; Chemical: pyroxene