00:24:970 (70,71) - ctrl+g? matches with 00:21:220 - using the inverse concept you have from 00:11:845 - onwards where the chains go A B A' B' C D C'...
if wanna avoid kkddkkdd repetition can change 00:24:501 - k since no corresponsing inverse but suibian
applied :3 initially mapped like this to follow pitch but your suggestion felt much smoother to play =w=