9,10-secoergosta-5(Z),7(E),10(19),22(E)-tetraen-3beta-yl 5-oxo-L-prolinate;5-Oxo-L-proline (5Z,7E,22E)-9,10-secoergosta-5,7,10(19),22-tetren-3β-yl ester;Einecs 284-848-9
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