6-(1-(1-(2--(2-phenyl-1,3,4-thiadiazol-5-yl)sulfonylethyl)-1,2,3-triazol-4-yl)methylene)penicillanic acid
6-(1-(1-(2--(2-phenyl-1,3,4-thiadiazol-5-yl)sulfonylethyl)-1,2,3-triazol-4-yl)methylene)penicillanic acid