Needs["FeynCalc`"]

line1=GAD[α].GAD[β].GAD[γ].(1-GA[5]).(GSD[l]+m).GAD[μ].(GSD[l]+GSD[p]-GSD[k]+m).GAD[ν].(GSD[l]+GSD[p]+m).GAD[α].GAD[β].GAD[γ]

line2=GAD[α].GAD[β].GAD[γ].(1-GA[5]).(GSD[l]+m).GAD[ν].(GSD[l]+GSD[k]+m).GAD[μ].(GSD[l]+GSD[p]+m).GAD[α].GAD[β].GAD[γ]

denom1=FeynAmpDenominator[PropagatorDenominator[l,m],PropagatorDenominator[l+p-k,m],PropagatorDenominator[l+p,m]]

denom2=FeynAmpDenominator[PropagatorDenominator[l,m],PropagatorDenominator[l+k,m],PropagatorDenominator[l+p,m]]

OneLoop[l,line1 denom1+line2 denom2]