Inelastic contributions:    Sigma(c) + antiSigma(c) → Lambda(c) + antiLambda(c)

Basically from 3 channels in this energy region: Sigma(c)(2455) + antiSigma(c)(2455), Sigma(c)(2520) + antiSigma(c)(2520), and Sigma(c)(2455) + antiSigma(c)(2800).