| Parameter | Measurement |
|---|---|
| \({{\cal{B}} ( \bar{B}^{0} \to Z_1(4050) K^{-} )\times {\cal{B}} ( Z_1(4050) \to \chi_{c1} \pi^{+} )}\) | \([3.0 ^{+1.5}_{-0.8}\mbox{ (stat)} ^{+3.7}_{-1.6}\mbox{ (syst)}] \times 10^{-5}\) |
| \({{\cal{B}} ( \bar{B}^{0} \to Z_2(4250) K^{-} )\times {\cal{B}} ( Z_2(4250) \to \chi_{c1} \pi^{+} )}\) | \([4.0 ^{+2.3}_{-0.9}\mbox{ (stat)} ^{+19.7}_{-0.5}\mbox{ (syst)}] \times 10^{-5}\) |