1,3-Oxathiolan-4-one, 5-(1-methylethyl)-, O-((methylamino)carbonyl)oxime (Z)- 1,3-Oxathiolan-4-one, 5-isopropyl, O-((methylamino)carbonyl)oxime, syn- 54266-83-0 syn-5-Isopropyl-1,3-oxathiolan-4-one O-((methylamino)carbonyl)oxime