Fig. 2From: HYNIC and DOMA conjugated radiolabeled bombesin analogs as receptor-targeted probes for scintigraphic detection of breast tumorChemical structure of 99mTc-labeled BNS (a) and 99mTc-labeled BN4 (b) with the MM2 energy minimized probable molecular structure of 99mTc-BNS (c) and 99mTc-BN4 (d)Back to article page