S-Z-proline-hydroxysuccinimide ester, N-carbobenzoxy-L-proline N-succinimidyl ester, N-benzyloxycarbonyl-L-proline N-hydroxysuccinimido ester, N-Cbz-L-proline N-hydroxysuccinimide ester, ester de N-hydroxysuccinimide de N-carbobenzoxy-L-proline, Z-proline N-hydroxysuccinimide ester, Z-L-proline hydroxysuccinimide ester, Cbz-proline N-hydroxysuccinimide ester, Z-Pro-OSu, Z-L-Pro-OSu, N-Benzyloxycarbonylprolin-hydroxysuccinimidester