In Wikipedia, an article on the Krebs cycle, a mnemonic poem for remembering acids:

She ate acetate and obtained citrate.
through cis-aconitate it will be isocitrated
Giving up the hydrogen, it loses CO2.
This is alpha-ketoglutarate.
Oxidation comes - NAD stole hydrogen
TDF, coenzymeA take away CO2
The energy just appeared in the succinil.
Soon GTT was born and remained succinate
Here he arrived at the FAD - hydrogen tom needs.
The fumarat of water drunk, and it turned into a malate.
Here at Malat NAD came, hydrogen acquired
Shuka appeared again and quietly hid.
Keeping Acetate...

Santa Barbara is resting.