BOTTOM, CHARMED MESONS ($\mathit B$ = $\mathit C$ = $\pm{}$1)

${{\mathit B}_{{{c}}}^{+}}$ = ${\mathit {\mathit c}}$ ${\mathit {\overline{\mathit b}}}$, ${{\mathit B}_{{{c}}}^{-}}$ = ${\mathit {\overline{\mathit c}}}$ ${\mathit {\mathit b}}$,
similarly for ${{\mathit B}_{{{c}}}^{*}}$'s
Spectroscopy of Mesons Containing Two Heavy Quarks
• ${{\mathit B}_{{{c}}}^{+}}$
$0(0^{-})$  
• ${{\mathit B}_{{{c}}}{(2S)}^{\pm}}$
$0(0^{-})$  
 
•   Indicates established particles.