| DOX | Doxorubicin |
| Cu-DOX | Complex of doxorubicin with Cu (molar ratio 1:2) |
| Zn-DOX | Complex of doxorubicin with Zn (molar ratio 1:2) |
| Co-DOX | Complex of doxorubicin with Co (molar ratio 1:2) |
| Ni-DOX | Complex of doxorubicin with Ni (molar ratio 1:2) |
| Fe-DOX | Complex of doxorubicin with Fe (molar ratio 1:3) |
| Mn-DOX | Complex of doxorubicin with Mn (molar ratio 1:2) |
| Mg-DOX | Complex of doxorubicin with Mg (molar ratio 1:2) |