<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">% sstipics.t29 -- generated from sstipics.mp
\fmfL(22.04318,5.62872,lb){$\nwarrow k_2$}%
\fmfL(18.27092,16.25739,rb){$k_1 \swarrow $}%
\fmfL(12.59846,7.89122,t){$-k_{12} \rightarrow $}%
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