5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-amino-3-[[[5-(carboxymethyl)-4-methyl-2-thiazolyl]thio]methyl]-8-oxo-, (6R,7R)-;
陕西缔都医药化工有限公司
联系商家时请提及chemicalbook,有助于交易顺利完成!
土疙瘩