107323-99-9 3-(N-(4-Pyridino)carbamoyl)methyl-3,4,4-trimethyl-1,2-dioxetane 4-Pyridinylcarbamic acid (3,4,4-trimethyl-1,2-dioxetan-3-yl)methyl ester BRN 4189425 CARBAMIC ACID, 4-PYRIDINYL-, (3,4,4-TRIMETHYL-1,2-DIOXETAN-3-YL)METHYL ESTER