3α,4α-Dihydroxy-L-proline

(3R,4S)-3,4-Dihydroxyproline

(3S,4S)-3,4-Dihydroxy-L-proline

L-Proline, 3,4-dihydroxy- (9CI)

(3R,4S)-3,4-Dihydroxy-L-proline

(2S)-3,4-dihydroxypyrrolidine-2-carboxylic acid