英文同义词
xanthobine;8-BROMOCAFFEINE;1,3,7-Trimethyl-8-bromo-7H-purine-2,6(1H,3H)-dione;1,3,7-Trimethyl-8-bromoxanthine;8-Bromo-3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6-dione;Xanthobin;8-bromo-1,3,7-trimethylpurine-2,6-dione;8-Bromo-1,3,7-trimethylxanthine