Formula: C31H35N2NaO11 Formula weight: 634.61 CAS Number: 1476-53-5 Harmonized Tariff Code:  2941.90 Hazard Statements: H319-H317 Causes serious eye irritation. May cause an allergic skin reaction. Precautionary Statements: P261-P280-P305+P351+P338-P363-P321-P501a Avoid breathing…

A coumarin antibiotic that inhibits the ATPase activity of DNA gyrase, permitting relaxation of negative supercoils; also generates positively supercoiled DNA.