diacetylene 联乙炔;丁二炔...diphenyl diacetylene 二苯基联乙炔;二苯基丁二炔...diacetylene glycol 联乙炔二醇;己二炔二醇...diacetylene-dicarboxylic acid 联乙炔二羧酸;己二炔二酸...diacetylene polymer 二乙炔聚合物...
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