The second couplet rhymes with "the first couplet: backache and leg weakness"

Part I: Low back pain, leg weakness and chrysanthemum dregs.

The second part: toothache, guilty conscience and cold autumn water.

Part I: Low back pain, leg weakness and chrysanthemum dregs.

Bottom line: thirsty and guilty, autumn is old.

Part I: Low back pain, leg weakness and chrysanthemum dregs.

Bottom line: old age, guilt and cold water

Part I: Low back pain, leg weakness and chrysanthemum dregs.

Part II: Toothache Leng Yue.