Doxycycline564-25-0100 % similar Doxycycline hydrochloride100929-47-396 % similar Doxycycline hydrochloride10592-13-996 % similar Doxycycline monohydrate17086-28-196 % similar Doxycycline hyclate24390-14-584 % similar Oxytetracycline79-57-269 % similar Oxytetracycline calcium7179-50-267 % similar Oxytetracycline hydrochloride2058-46-066 % similar Methacycline hydrochloride3963-95-966 % similar Oxytetracycline dihydrate6153-64-666 % similar Sancycline808-26-458 % similar (-)-Tetracycline60-54-856 % similar (-)-Tetracycline hydrochloride64-75-554 % similar Demeclocycline hydrochloride64-73-351 % similar Minocycline10118-90-851 % similar Chlortetracycline57-62-551 % similar Chlortetracycline hydrochloride64-72-249 % similar Minocycline hydrochloride13614-98-749 % similar Lymecycline992-21-240 % similar Tigecycline220620-09-740 % similar