3-Aethyl-5-<1H-3,4-dihydro-1,4-oxazino<3,4-b>benzthiazolyl-(2)-methylen>-thiazolon-(4)-thion-(2) 、 3,4-dihydro-1
H-benzo[4,5]thiazolo[2,3-
c][1,4]oxazinium; perchlorate 生成 1-[3-ethyl-5-(3,4-dihydro-benzo[4,5]thiazolo[2,3-
c][1,4]oxazin-1-ylmethylene)-4-oxo-thiazolidin-2-ylidene]-3,4-dihydro-1
H-benzo[4,5]thiazolo[2,3-
c][1,4]oxazinium; perchlorate