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6-硫杂四环素(6-thiatetracycline),简称6-STC,抗菌谱范围比其它所有已知四环素类抗生素更广,居医学上重要的新四环素抗生素的首位。
6-thiatetracycline (6-thiatetracycline), referred to as 6-STC, antibacterial spectrum range wider than all other known tetracycline antibiotics, ranking first in the medical importance of the new tetracycline antibiotics.