Deprecated: mysql_connect(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead in /www/wwwroot/changyanchem.cn/cydetailproe.php on line 3 Pyrazine-2-carboxylic acid {1-[3-methyl-1-(2,9,9-trimethyl-3,5-dioxa-4-bora-tricyclo[6.1.1.02,6]dec-4-yl)-butylcarbamoyl]-2-phenyl-ethyl}-amide-ShangHai ChangYan Chem & Tech CO.,LTD