CAS Number: 1173021-89-0
Chemical Name: Difloxacin D3 hydrochlorid (methyl D3)
Molecular Formula: C21H17D3ClF2N3O3
Molecular Weight: 438.87

CAS Number: 1173147-93-7
Chemical Name: Difloxacin-d3 (methyl-d3)
Molecular Formula: C21H16D3F2N3O3
Molecular Weight: 402.42