Fig. 1

Optimized geometry of Beryllium Oxide (B₁₂O₁₂) nanocage and ciprofloxacin (CIP), along with the MEP (molecular electrostatic potential) map for (a) B₁₂O₁₂, and (b) CIP. Red color (negative) indicates electrophilic center and blue color (positive) nucleophilic center.