Photoresist Chemicals 1-Pyrrolidinecarboxylic acid, 3-[3-[[(6R)-2-amino-4,5,6,7-tetrahydro-6-benzothiazolyl]ethylamino]prop yl]-, methyl ester, (3S)- Cas：850238-23-2 Molecular Formula：C18H30N4O2S