盐酸贝西沙星杂质
盐酸贝西沙星杂质a
besifloxacin hydrochloride impurity a
盐酸贝西沙星杂质b
besifloxacin hydrochloride impurity b
盐酸贝西沙星杂质c
besifloxacin hydrochloride impurity c
盐酸贝西沙星杂质d
besifloxacin hydrochloride impurity d
盐酸贝西沙星杂质e
besifloxacin hydrochloride impurity e
盐酸贝西沙星杂质f
besifloxacin hydrochloride impurity f